'month'	'ibm'	'xerox'	'nyse'	'tbills'
63.7	-.004	.2471	-.0095	.002582177
63.8	.0259	.1653	.0506	.002725439
63.9	.0163	-.0075	-.0134	.002773143
63.1	.0929	.2954	.0163	.00283294
63.11	-.0152	.0274	-.0068	.002888661
63.12	.0448	.1389	.0075	.002889469
64.1	.069	-.0772	.0201	.002894312
64.2	.0521	.0095	.027	.002896734
64.3	.0444	.0784	.0314	.002913684
64.4	-.0404	.1141	-.0031	.002857978
64.5	.0549	.2228	.0116	.002856363
64.6	-.0063	-.0013	.0154	.002853133
64.7	-.0314	-.0935	.0277	.00285394
64.8	-.0438	-.042	-.009	.002875743
64.9	-.0091	.2213	.037	.002892698
64.1	-.0378	-.1221	.017	.002931438
64.11	-.0149	-.1168	.0007	.002970969
64.12	-.0073	.045	-.0069	.003157904
65.1	.0952	.1255	.0537	.003135363
65.2	.0195	.1239	.0278	.003216645
65.3	-.0033	-.0311	.0053	.003227101
65.4	.0677	.1253	.0359	.003219058
65.5	-.0113	.0791	-.0079	.003189291
65.6	-.0418	-.0358	-.0743	.00312087
65.7	.0459	.0947	.0291	.003137779
65.8	.0449	.1022	.0451	.003141804
65.9	.0271	-.0088	.0308	.003202969
65.1	.04	.0356	.0474	.003299461
65.11	-.0122	.1219	.03	.003339636
65.12	-.0495	.0313	.0327	.00356429
66.1	-.006	.0755	.0435	.003751613
66.2	.0413	.0834	.0109	.003810772
66.3	.0019	.0454	-.0219	.003775601
66.4	.0804	.0269	.0337	.003763608
66.5	-.022	-.0406	-.0724	.003788392
66.6	-.0296	.0155	-.0046	.003706019
66.7	-.0278	-.0738	-.0127	.003958502
66.8	-.0562	-.2191	-.0931	.00401992
66.9	-.0094	-.0148	-.0143	.004357375
66.1	.0457	-.0736	.0127	.004381998
66.11	.1358	.267	.0382	.004347841
66.12	-.012	-.0366	.0162	.004079702
67.1	.0754	.1703	.1428	.003881872
67.2	.0791	.0784	.0209	.00371802
67.3	.0488	.125	.032	.003504971
67.4	.1009	.0228	.0365	.003154684
67.5	-.0352	-.0506	-.0179	.002983874
67.6	.067	.0055	.0516	.002854748
67.7	.0206	-.0183	.0709	.003521007
67.8	-.0136	-.0173	.0028	.003494546
67.9	.097	.0551	.0378	.003635582
67.1	.0825	.0531	-.0359	.003745216
67.11	.033	-.0022	.0067	.003884268
67.12	.0245	.0395	.0554	.004083686
68.1	-.0518	-.165	-.0035	.004138649
68.2	-.0222	-.0253	-.0416	.004049417
68.3	.056	-.0183	-.0045	.004188803
68.4	.1061	.1489	.1164	.004364524
68.5	.0558	.0904	.0586	.004567652
68.6	-.0091	-.0182	.0192	.004506603