No index for the last six months

date	open SNY	close SNY	high SNY	low SNY	volume SNY
Aug 03, 2011	37.54	37.53	37.60	36.84	4 546 210
Aug 04, 2011	36.56	35.25	36.76	35.24	8 601 360
Aug 05, 2011	36.18	35.76	36.23	34.56	8 445 330
Aug 08, 2011	34.47	33.75	34.87	33.00	6 911 330
Aug 09, 2011	33.71	34.88	34.22	32.18	7 933 110
Aug 10, 2011	33.16	31.96	33.30	31.30	14 981 300
Aug 11, 2011	30.98	33.00	33.17	31.09	7 835 240
Aug 12, 2011	34.25	34.99	34.70	33.76	6 198 000
Aug 15, 2011	35.01	35.21	35.23	34.84	3 685 330
Aug 16, 2011	34.86	34.96	35.36	34.60	4 375 300
Aug 17, 2011	36.20	36.00	36.44	35.64	5 117 380
Aug 18, 2011	35.24	34.62	35.19	34.38	6 089 710
Aug 19, 2011	34.05	34.09	34.85	34.02	3 838 910
Aug 22, 2011	35.91	34.99	35.80	34.91	4 005 250
Aug 23, 2011	35.86	36.14	36.67	35.64	5 290 150
Aug 24, 2011	36.44	36.59	36.91	36.27	2 626 140
Aug 25, 2011	36.25	35.71	36.42	35.54	2 573 410
Aug 26, 2011	35.20	35.89	36.03	34.73	2 743 140
Aug 29, 2011	36.20	36.47	36.50	36.21	2 035 940
Aug 30, 2011	35.70	36.08	36.26	35.46	2 825 430
Aug 31, 2011	36.45	36.57	36.78	36.26	3 092 880
Sept 01, 2011	36.63	36.34	37.07	36.29	2 658 720
Sept 02, 2011	35.42	35.22	35.56	34.94	3 761 850
Sept 06, 2011	34.20	34.46	34.81	34.02	2 808 880
Sept 07, 2011	34.98	36.05	35.41	34.81	2 845 580
Sept 08, 2011	34.52	34.10	34.98	34.02	5 044 650
Sept 09, 2011	33.16	32.89	33.43	32.64	6 485 980
Sept 12, 2011	31.64	32.19	32.21	31.50	8 611 920
Sept 13, 2011	31.81	32.53	32.37	31.76	5 198 970
Sept 14, 2011	32.52	32.86	33.12	31.79	5 109 470
Sept 15, 2011	33.73	33.59	33.73	33.30	3 562 100
Sept 16, 2011	33.77	33.36	33.90	33.04	3 250 270
Sept 19, 2011	32.26	32.94	33.01	32.18	6 992 640
Sept 20, 2011	33.30	33.20	33.71	32.93	3 663 540
Sept 21, 2011	33.09	32.88	33.23	32.21	4 032 120
Sept 22, 2011	31.07	31.50	31.64	31.01	6 472 960
Sept 23, 2011	31.34	31.90	31.95	31.21	4 306 010
Sept 26, 2011	32.34	32.61	32.65	31.86	3 333 530
Sept 27, 2011	33.20	33.35	33.86	33.07	5 014 480
Sept 28, 2011	33.86	33.94	34.04	32.97	2 823 860
Sept 29, 2011	34.25	33.75	34.24	33.38	3 679 940
Sept 30, 2011	33.17	33.09	33.34	32.79	2 972 190
Oct 03, 2011	32.47	31.88	32.84	31.87	3 489 340
Oct 04, 2011	32.19	32.83	32.84	31.63	6 424 160
Oct 05, 2011	32.35	32.81	32.83	32.03	4 730 260
Oct 06, 2011	32.47	33.34	33.35	32.47	3 213 440
Oct 07, 2011	33.25	32.89	33.31	32.84	3 696 290
Oct 10, 2011	34.10	34.23	34.33	33.96	3 171 210
Oct 11, 2011	33.84	34.00	34.20	33.70	2 295 550
Oct 12, 2011	34.52	34.49	34.85	34.26	3 083 770
Oct 13, 2011	34.80	35.20	35.20	34.44	4 090 620
Oct 14, 2011	35.55	35.94	35.60	35.13	2 643 430
Oct 17, 2011	35.06	34.42	35.11	34.35	3 195 860
Oct 18, 2011	34.24	34.85	35.10	33.90	3 005 620
Oct 19, 2011	34.60	34.46	35.01	34.40	4 175 030
Oct 20, 2011	35.05	34.65	35.11	34.18	3 065 920
Oct 21, 2011	35.14	35.63	35.65	35.07	2 216 690
Oct 24, 2011	35.06	35.99	36.01	35.04	2 162 280
Oct 25, 2011	35.23	34.77	35.24	34.72	3 279 710
Oct 26, 2011	35.52	35.42	35.54	34.73	2 071 360
Oct 27, 2011	37.29	37.48	37.66	36.73	3 918 190
Oct 28, 2011	37.34	37.24	37.44	37.04	2 108 760
Oct 31, 2011	36.78	36.27	37.02	35.75	3 727 020
Nov 01, 2011	34.14	34.24	34.56	33.90	8 516 920
Nov 02, 2011	34.19	34.30	34.77	34.10	7 450 850
Nov 03, 2011	34.68	35.24	35.40	34.23	3 308 210
Nov 04, 2011	34.80	34.22	34.89	33.94	3 182 900
Nov 07, 2011	33.82	33.89	34.13	33.55	5 506 080
Nov 08, 2011	34.47	34.70	34.80	34.16	2 593 230
Nov 09, 2011	33.36	32.86	33.48	32.71	5 554 610
Nov 10, 2011	33.46	33.56	33.64	33.05	4 366 090
Nov 11, 2011	33.71	34.17	34.45	33.71	3 349 580
Nov 14, 2011	33.73	33.75	33.90	33.50	2 355 020
Nov 15, 2011	33.51	33.67	33.91	33.41	2 613 860
Nov 16, 2011	33.67	33.47	33.95	33.43	2 553 030
Nov 17, 2011	33.89	33.28	33.93	33.00	3 353 820
Nov 18, 2011	33.66	33.39	33.77	33.33	2 387 090
Nov 21, 2011	33.08	32.89	33.14	32.70	3 569 660
Nov 22, 2011	33.03	32.72	33.12	32.56	4 995 260
Nov 23, 2011	32.45	32.21	32.54	32.10	3 640 650
Nov 25, 2011	31.61	31.72	32.14	31.61	1 542 420
Nov 28, 2011	33.28	33.39	33.52	33.13	3 610 910
Nov 29, 2011	33.39	33.67	33.80	33.24	5 066 410
Nov 30, 2011	35.09	35.01	35.35	34.69	3 923 240
Dec 01, 2011	35.29	35.07	35.55	34.89	2 565 240
Dec 02, 2011	34.92	34.51	34.99	34.47	2 487 200
Dec 05, 2011	34.74	34.45	34.76	34.04	2 524 940
Dec 06, 2011	34.62	35.00	35.19	34.51	2 977 820
Dec 07, 2011	35.00	35.60	35.75	34.87	9 703 970
Dec 08, 2011	35.43	34.83	35.60	34.74	3 143 800
Dec 09, 2011	35.35	35.49	35.75	35.31	2 923 740
Dec 12, 2011	35.27	34.84	35.32	34.66	2 082 180
Dec 13, 2011	34.80	34.29	35.08	34.19	3 732 050
Dec 14, 2011	33.93	33.78	34.01	33.64	3 200 470
Dec 15, 2011	34.41	34.77	34.87	34.29	3 451 070
Dec 16, 2011	35.02	34.77	35.11	34.58	2 174 900
Dec 19, 2011	34.86	34.80	35.17	34.74	4 732 740
Dec 20, 2011	35.35	35.66	35.76	35.25	4 424 100
Dec 21, 2011	35.48	35.64	35.68	35.25	4 778 830
Dec 22, 2011	35.91	36.10	36.01	35.57	3 892 180
Dec 23, 2011	36.03	36.28	36.29	35.89	1 726 920
Dec 27, 2011	36.12	36.14	36.25	36.02	1 346 850
Dec 28, 2011	36.15	35.69	36.18	35.63	1 453 980
Dec 29, 2011	35.95	36.46	36.48	35.85	2 213 210
Dec 30, 2011	36.60	36.54	36.85	36.45	1 725 650
Jan 03, 2012	36.98	37.23	37.44	36.96	3 180 430
Jan 04, 2012	36.58	36.50	36.66	36.24	2 938 260
Jan 05, 2012	35.34	37.93	35.78	35.09	4 316 810
Jan 06, 2012	35.87	35.92	35.97	35.34	10 763 900
Jan 09, 2012	35.97	35.65	35.97	35.43	3 751 040
Jan 10, 2012	36.32	36.26	36.36	36.06	3 233 460
Jan 11, 2012	35.74	35.90	35.86	35.47	3 515 860
Jan 12, 2012	35.96	35.75	36.03	35.57	3 145 520
Jan 13, 2012	35.30	35.32	35.39	34.92	2 660 830
Jan 17, 2012	35.63	35.77	35.99	35.54	4 125 160
Jan 18, 2012	36.12	36.35	36.42	36.04	4 397 960
Jan 19, 2012	36.21	36.18	36.24	35.90	4 721 880
Jan 20, 2012	35.86	36.07	36.10	35.86	5 157 920
Jan 23, 2012	35.98	36.01	36.26	35.95	2 700 360
Jan 24, 2012	36.19	36.29	36.29	35.98	2 905 390
Jan 25, 2012	36.14	36.25	36.69	35.87	3 799 700
Jan 26, 2012	36.81	36.51	37.15	36.67	3 360 800
Jan 27, 2012	36.77	36.96	36.99	36.71	2 202 300
Jan 30, 2012	36.91	37.00	37.08	36.83	3 449 980
Jan 31, 2012	37.45	37.13	37.58	36.97	3 255 000
Feb 01, 2012	36.91	36.90	37.27	36.84	3 245 140
Feb 02, 2012	36.78	36.70	36.86	36.57	2 524 640