date            ibm           vw            ew
19260130      -0.010381      0.000724      0.023174
19260227      -0.024476     -0.033374     -0.053510
19260331      -0.115591     -0.064341     -0.096824
19260430       0.089783      0.038358      0.032946
19260528       0.036932      0.012172      0.001035
19260630       0.068493      0.056888      0.050487
19260731       0.000000      0.028365      0.013076
19260831       0.000000      0.028065      0.031002
19260930       0.065104      0.005890     -0.006499
19261030       0.032258     -0.031066     -0.034630
19261130       0.031250      0.027547      0.024776
19261231       0.030303      0.030466      0.025516
19270131       0.023041      0.001449      0.012556
19270228       0.081081      0.045821      0.055756
19270331       0.183333      0.006245     -0.019290
19270430       0.078571      0.006638      0.007494
19270531       0.149007      0.056948      0.062691
19270630      -0.048991     -0.020372     -0.019708
19270730        .            0.075659      0.058080
19270831       0.119632      0.027050      0.004247
19270930       0.019178      0.049025      0.032308
19271031      -0.008152     -0.041894     -0.038529
19271130       0.090411      0.068685      0.097758
19271231       0.218593      0.023658      0.029677
19280131       0.041667     -0.003541      0.032441
19280229       0.028000     -0.014416     -0.022508
19280331       0.004864      0.090905      0.071583
19280430      -0.006843      0.043168      0.087466
19280531      -0.015748      0.018386      0.037591
19280630      -0.004000     -0.045334     -0.069074
19280731      -0.010142      0.010074      0.003047
19280831       0.071721      0.069607      0.058396
19280929       0.078394      0.031445      0.049244
19281031       0.035778      0.018801      0.017469
19281130       0.105354      0.121287      0.115203
19281231       0.031953      0.005262     -0.005552
19290131      -0.020032      0.052099      0.033526
19290228       0.053148     -0.000190      0.006487
19290328       0.001553     -0.007971     -0.032105
19290430       0.124219      0.016786      0.014024
19290531      -0.011814     -0.059109     -0.091046
19290629       0.188467      0.099650      0.073428
19290731       0.109524      0.045348      0.018561
19290830       0.034335      0.085580      0.028368
19290930      -0.048237     -0.050009     -0.043730
19291031      -0.189041     -0.195499     -0.212145
19291127      -0.222973     -0.123267     -0.122533
19291231       0.194261      0.017974     -0.025598
19300131       0.010802      0.056640      0.109826
19300228       0.067939      0.027701      0.033599
19300331       0.049321      0.075027      0.103754
19300430      -0.004121     -0.020885     -0.041600
19300529       0.075862     -0.013252     -0.037227
19300630      -0.105128     -0.157873     -0.188159
19300731       0.000000      0.039659      0.037631
19300829       0.040462      0.004120     -0.017319
19300930      -0.112500     -0.124009     -0.150475
19301031      -0.097946     -0.086989     -0.096057
19301129       0.022767     -0.025990     -0.024128
19301231       0.089555     -0.078419     -0.136846
19310131       0.025000      0.062534      0.141828
19310228       0.125203      0.109401      0.156753
19310331      -0.049133     -0.064041     -0.061871
19310430      -0.023006     -0.098484     -0.150870
19310529      -0.211931     -0.132915     -0.140379
19310630       0.191235      0.137961      0.182170
19310731      -0.091216     -0.065034     -0.070214
19310831       0.070632      0.002348     -0.018724
19310930      -0.229167     -0.290070     -0.312753
19311031       0.114155      0.079160      0.105333
19311130      -0.016393     -0.088776     -0.088216
19311231      -0.074687     -0.133406     -0.187239
19320130      -0.045564     -0.010780      0.085920
19320229       0.023869      0.056004      0.022732
19320331      -0.042945     -0.108741     -0.119564
19320430      -0.166667     -0.179220     -0.181056
19320531      -0.162500     -0.207520     -0.202303
19320630      -0.048507     -0.005089      0.041277
19320730       0.200803      0.337451      0.433499
19320831       0.351171      0.366025      0.665936
19320930       0.024752     -0.030885     -0.059442
19321031      -0.132353     -0.131180     -0.164793
19321130      -0.097458     -0.055696     -0.073874
19321231       0.145540      0.045762     -0.036622
19330131       0.020833      0.009781      0.035883
19330228      -0.167347     -0.150298     -0.155443
19330331        .            0.033990      0.100121
19330429       0.470588      0.383683      0.518249
19330531       0.081081      0.211855      0.605986
19330630       0.137500      0.134354      0.226430
19330731       0.029630     -0.096081     -0.092417
19330831       0.061151      0.121270      0.114552
19330930      -0.094915     -0.104652     -0.150009
19331031      -0.016098     -0.083225     -0.107887
19331129       0.124158      0.099908      0.065094
19331230      -0.011986      0.019984      0.017242
19340131       0.029772      0.129779      0.315546
19340228      -0.020408     -0.023275      0.010863
19340331      -0.065972      0.004782      0.008062
19340430       0.075188     -0.017934      0.000264
19340531      -0.066434     -0.070987     -0.107240
19340630       0.057116      0.025152      0.003578
19340731      -0.043868     -0.108241     -0.186303
19340831       0.029963      0.059615      0.098561
19340929       0.036364     -0.002997     -0.011748
19341031      -0.014184     -0.019316     -0.019230
19341130       0.111511      0.084073      0.128705
19341231       0.016505      0.003899      0.014735
19350131      -0.006557     -0.032808     -0.029663
19350228       0.049505     -0.018599     -0.056016
19350330       0.010220     -0.037041     -0.073353
19350430       0.093480      0.089162      0.101628
19350531      -0.008621      0.034776      0.024401
19350629       0.034783      0.055268      0.040189
19350731       0.033898      0.073647      0.110382
19350831      -0.006831      0.026128      0.083084
19350930      -0.013755      0.025872      0.023798
19351031       0.014065      0.071339      0.082776
19351130       0.012483      0.051857      0.145782
19351231       0.014938      0.046096      0.060243
19360131       0.024527      0.066080      0.150165
19360229      -0.047880      0.025699      0.045619
19360331       0.034483      0.009417      0.005947
19360430      -0.092437     -0.080497     -0.122963
19360529       0.024691      0.050286      0.051218
19360630       0.045181      0.025993     -0.000325
19360731      -0.045058      0.064638      0.081930
19360831       0.022831      0.010813      0.021447
19360930       0.024182      0.014343      0.032668
19361031       0.002565      0.069087      0.063755
19361130       0.114035      0.033293      0.091427
19361231      -0.001312      0.002066      0.027306
19370130      -0.044371      0.032524      0.076221
19370227      -0.015939      0.013041      0.023904
19370331      -0.045387     -0.003535      0.001065
19370430       0.016419     -0.074236     -0.101024
19370528      -0.070769     -0.008563     -0.024524
19370630       0.003311     -0.041592     -0.076702
19370731       0.070000      0.088881      0.099611
19370831      -0.065421     -0.048620     -0.052749
19370930      -0.015000     -0.135401     -0.193182
19371030      -0.022222     -0.094675     -0.101549
19371130      -0.076923     -0.083731     -0.108639
19371231       0.047348     -0.040104     -0.099215
19380131       0.071298      0.007625      0.042060
19380228       0.047782      0.057866      0.061061
19380331      -0.100489     -0.237131     -0.285564
19380430       0.069231      0.145642      0.206200
19380531       0.017986     -0.039230     -0.070462
19380630       0.095406      0.236062      0.306353
19380730       0.065147      0.071869      0.121836
19380831      -0.006116     -0.027202     -0.063787
19380930       0.012308      0.008559     -0.014633
19381031       0.070552      0.077848      0.144539
19381130       0.008596     -0.018317     -0.036530
19381231       0.059659      0.041013      0.033472
19390131      -0.039865     -0.059613     -0.075729
19390228       0.037298      0.034935      0.041384
19390331      -0.034057     -0.119241     -0.173763
19390429      -0.014881     -0.002334      0.002429
19390531       0.070242      0.068729      0.086137
19390630      -0.003529     -0.052833     -0.083303
19390731       0.068571      0.101761      0.135497
19390831      -0.093583     -0.066110     -0.106495
19390930      -0.014749      0.159628      0.391878
19391031       0.087613     -0.003843     -0.006939
19391130       0.000000     -0.036778     -0.081311
19391230       0.039583      0.030342      0.017811
19400131      -0.028956     -0.024020     -0.019978
19400229       0.051318      0.013664      0.029733
19400330      -0.006794      0.018939      0.026168
19400430      -0.013361      0.001196      0.013115
19400531      -0.161796     -0.220314     -0.269754
19400629      -0.047619      0.066664      0.066550
19400731       0.025271      0.032230      0.036805
19400831       0.005282      0.023962      0.023221
19400930       0.094571      0.023028      0.037207
19401031       0.017771      0.029705      0.049218
19401130       0.006349     -0.016348     -0.001669
19401231       0.017350      0.006811     -0.018789
19410131       0.000704     -0.040505     -0.007317
19410228      -0.014778     -0.014839     -0.019409
19410331       0.033750      0.009599      0.014308
19410430      -0.081807     -0.053065     -0.057382
19410531       0.066489      0.013858      0.010105
19410630       0.034913      0.058683      0.066908
19410731       0.025953      0.059519      0.130139
19410830      -0.007115     -0.000463     -0.007180
19410930       0.025478     -0.007494     -0.020448
19411031      -0.031348     -0.051786     -0.062030
19411129       0.003236     -0.019367     -0.034209
19411231      -0.016129     -0.046728     -0.081886
19420131      -0.111672      0.007158      0.130814
19420228      -0.037182     -0.024149     -0.017579
19420331      -0.036585     -0.065655     -0.052240
19420430      -0.008547     -0.043145     -0.046260
19420529       0.039332      0.061047      0.028879
19420630       0.105236      0.025482      0.025086
19420731       0.028463      0.034877      0.046405
19420831       0.018450      0.018656      0.028304
19420930       0.003623      0.026300      0.047557
19421031       0.020073      0.067688      0.101294
19421130       0.059034      0.002500     -0.013177
19421231       0.020270      0.050416      0.035554
19430130       0.079849      0.073303      0.168551
19430227       0.011382      0.059920      0.130930
19430331       0.042208      0.062077      0.112136
19430430       0.006231      0.006903      0.035466
19430529       0.049536      0.057158      0.084513
19430630       0.008929      0.016911      0.010979
19430731      -0.014749     -0.046205     -0.064335
19430831       0.032934      0.012986      0.003373
19430930       0.019006      0.024527      0.034867
19431030      -0.010043     -0.012218     -0.003943
19431130      -0.031884     -0.058529     -0.088584
19431231       0.045317      0.063623      0.098730
19440131      -0.028902      0.018072      0.045949
19440229      -0.021875      0.003686      0.013018
19440331       0.108065      0.024417      0.041526
19440429      -0.009461     -0.016341     -0.029289
19440531       0.013960      0.050955      0.066135
19440630       0.005848      0.056171      0.104935
19440731       0.012718     -0.015151     -0.012724
19440831       0.037675      0.015927      0.030082
19440930       0.006974      0.000191      0.000252
19441031      -0.036011      0.002504      0.000953
19441130       0.064655      0.016456      0.023183
19441230       0.006803      0.041224      0.069303
19450131      -0.015270      0.019194      0.043353
19450228       0.049712      0.064282      0.086339
19450331      -0.008997     -0.038728     -0.056802
19450430       0.044693      0.077474      0.088844
19450531       0.044118      0.018630      0.030017
19450630      -0.015484      0.003422      0.036565
19450731       0.005242     -0.022095     -0.035068
19450831       0.014342      0.061123      0.065928
19450929       0.041451      0.048051      0.062646
19451031       0.104478      0.039018      0.064522
19451130       0.099099      0.054546      0.097574
19451231      -0.018557      0.011763      0.024073
19460131       0.024160      0.063309      0.094677
19460228       0.033333     -0.057852     -0.066906
19460330       0.057500      0.058716      0.057922
19460430       0.125296      0.042899      0.052109
19460531       0.048319      0.039864      0.054749
19460628      -0.016129     -0.039140     -0.048887
19460731       0.012295     -0.025465     -0.040842
19460830      -0.062753     -0.063922     -0.075327
19460930      -0.082609     -0.100202     -0.135552
19461031      -0.009479     -0.014164     -0.011814
19461130       0.002990      0.001200     -0.002634
19461231       0.009610      0.050925      0.046908
19470131       0.051755      0.015128      0.030197
19470228      -0.038462     -0.011577     -0.007105
19470331      -0.011848     -0.017058     -0.030425
19470430      -0.071942     -0.047868     -0.081680
19470529       0.041344     -0.009997     -0.037321
19470630       0.030000      0.053652      0.057096
19470731       0.043689      0.041240      0.061670
19470829       0.000000     -0.017509     -0.017166
19470930       0.002342     -0.004419      0.005783
19471031       0.011682      0.024614      0.033156
19471129       0.055139     -0.018306     -0.029305
19471231       0.057560      0.030189      0.023863
19480131      -0.087500     -0.037266     -0.016276
19480228       0.078767     -0.043439     -0.059451
19480331       0.048507      0.082763      0.095843
19480430       0.007117      0.037775      0.040151
19480528       0.038869      0.074581      0.087630
19480630       0.000000     -0.000177     -0.012534
19480730      -0.047945     -0.050421     -0.053733
19480831       0.084532      0.003854     -0.001818
19480930      -0.048414     -0.029544     -0.042785
19481030       0.080702      0.060056      0.053201
19481130      -0.028409     -0.090626     -0.106320
19481231       0.049622      0.032202      0.013703
19490131       0.053365      0.003043      0.017749
19490228      -0.047923     -0.029464     -0.041302
19490331       0.048986      0.041521      0.059309
19490430       0.030596     -0.017866     -0.031490
19490531       0.000000     -0.027440     -0.043168
19490630      -0.047170      0.003093     -0.007713
19490729       0.102310      0.055845      0.062022
19490831       0.000000      0.026592      0.026020
19490930       0.060241      0.031831      0.043249
19491031       0.117898      0.031224      0.039025
19491130      -0.013977      0.018842      0.009400
19491231       0.176166      0.052102      0.070120
19500131       0.054626      0.017283      0.040293
19500228      -0.008772      0.014635      0.016102
19500331       0.037778      0.012198     -0.001770
19500429      -0.019272      0.040257      0.047443
19500531       0.021834      0.043689      0.033185
19500630      -0.098712     -0.057935     -0.075737
19500731      -0.095238      0.016118      0.050635
19500831       0.094737      0.050699      0.051892
19500929       0.028986      0.048804      0.055013
19501031      -0.009390     -0.001109     -0.005504
19501130       0.010664      0.028518      0.031622
19501230       0.017668      0.057703      0.084545
19510131       0.057292      0.058239      0.076248
19510228      -0.041379      0.014434      0.011586
19510331      -0.018072     -0.020949     -0.033890
19510430       0.006135      0.049613      0.040814
19510531      -0.002439     -0.022624     -0.024919
19510629      -0.017199     -0.025324     -0.044929
19510731       0.070000      0.071166      0.063332
19510831       0.039720      0.045082      0.047438
19510928      -0.020316      0.009177      0.023631
19511031      -0.064516     -0.022397     -0.023609
19511130       0.009852      0.005923      0.007185
19511231       0.071078      0.034898      0.015248
19520131      -0.032895      0.016906      0.017491
19520229      -0.048447     -0.024983     -0.020650
19520331       0.007874      0.045586      0.028864
19520430      -0.013021     -0.048900     -0.044936
19520529       0.060686      0.032874      0.024515
19520630       0.095000      0.039283      0.030728
19520731      -0.004566      0.011482      0.010652
19520829      -0.008028     -0.006584      0.000056
19520930      -0.019744     -0.018991     -0.015160
19521031       0.021327     -0.005456     -0.011717
19521128       0.071926      0.058795      0.055644
19521231       0.073967      0.031210      0.022641
19530130      -0.013815     -0.001342      0.024706
19530227       0.028017     -0.001711      0.012031
19530331       0.014737     -0.013417     -0.010486
19530430      -0.049793     -0.027474     -0.024027
19530529       0.050218      0.007141      0.005896
19530630      -0.030271     -0.016655     -0.031671
19530731       0.033369      0.025329      0.017571
19530831      -0.004167     -0.044092     -0.051874
19530930      -0.029412      0.003053     -0.011005
19531030       0.008658      0.047090      0.037834
19531130       0.032189      0.028267      0.021317
19531231       0.057098      0.000768     -0.015444
19540129       0.054656      0.052460      0.071683
19540226       0.044146      0.017482      0.013576
19540331       0.232472      0.037251      0.029150
19540430       0.005988      0.042851      0.016373
19540528       0.067708      0.031569      0.043151
19540630       0.048951      0.011477      0.012275
19540730      -0.005000      0.050368      0.071989
19540831      -0.048576     -0.022516     -0.009175
19540930       0.035336      0.064304      0.044308
19541029       0.063140     -0.016211     -0.006860
19541130       0.186196      0.095289      0.092199
19541231      -0.017639      0.055263      0.087724
19550131       0.026243      0.006994      0.014124
19550228       0.004038      0.031280      0.042781
19550331       0.067204     -0.001122      0.000530
19550429       0.078086      0.032281      0.022598
19550531      -0.021028      0.011856      0.007814
19550630      -0.007177      0.065800      0.034694
19550729       0.015663      0.020283      0.008001
19550831      -0.039146      0.004250      0.005764
19550930      -0.017327     -0.002034     -0.007751
19551031      -0.042821     -0.025728     -0.017815
19551130       0.047368      0.071558      0.055257
19551230       0.040491      0.016437      0.022836
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