序号	1 To 30records	31 To 60records	61 To 90records	91 To 120records	121 To 150records	average
1	23.27	-6.07	0.52	-6.63	-7.57	0.71
2	-0.51	-2.54	3.26	1.46	6.17	1.57
3	-8.60	1.42	0.23	14.12	1.60	1.75
4	1.78	-2.63	3.49	-5.54	3.15	0.05
5	6.63	-6.95	0.00	4.19	0.12	0.80
6	1.42	10.12	-6.61	-1.46	-5.54	-0.41
7	-5.79	-6.00	-4.89	-7.05	9.00	-2.95
8	1.33	10.10	1.05	10.48	5.30	5.65
9	2.13	-2.01	9.25	-0.96	7.00	3.08
10	2.87	9.64	-6.30	-1.33	-8.17	-0.66
11	1.72	-1.71	15.32	4.19	-3.95	3.11
12	-0.75	9.39	-10.00	-5.52	-1.76	-1.73
13	-1.42	-4.41	6.23	-6.04	-4.85	-2.10
14	-0.67	8.35	6.08	9.68	-1.37	4.42
15	-1.92	-1.11	-0.55	-1.89	9.39	0.78
16	-0.22	0.00	-10.24	30.65	-6.04	2.83
17	-2.43	0.92	3.25	-4.04	-2.37	-0.93
18	5.58	0.20	-3.07	0.00	8.46	2.23
19	10.16	-1.90	-4.45	5.18	-2.62	1.27
20	-6.85	-7.46	9.50	2.61	14.43	2.45
21	8.63	-4.32	5.91	1.03	2.80	2.81
22	-3.26	0.65	0.00	-3.02	-8.23	-2.77
23	-6.27	11.87	-0.98	0.43	-3.79	0.25
24	-7.60	-7.02	6.80	-6.45	-2.59	-3.37
25	0.67	-10.22	-10.02	7.33	3.33	-1.78
26	-2.78	-19.00	1.61	-4.40	2.27	-4.46
27	-3.81	0.38	3.62	-6.38	-3.16	-1.87
28	-1.25	-10.08	-4.55	-1.69	-8.33	-5.18
29	-0.11	-5.01	28.89	1.86	4.07	5.94
30	2.01	0.56	-9.95	-3.76	-0.03	-2.23