Date	Amb_Mean	STP_Mean	Amb_Median	STP_Median
2005/2/15	2.4	2.6	2.3	2.5
2005/2/16	2.1	2.3	2.2	2.3
2005/2/17	2.1	2.2	2.0	2.1
2005/2/18	4.1	4.5	3.7	4.1
2005/2/19	2.3	2.5	1.7	1.8
2005/2/20	1.3	1.3	1.2	1.3
2005/2/21	1.6	1.7	1.5	1.6
2005/2/22	1.4	1.5	1.4	1.5
2005/2/23	1.6	1.7	1.6	1.7
2005/2/24	2.4	2.5	2.3	2.5
2005/2/25	3.5	3.9	3.4	3.8
2005/2/26	2.1	2.2	1.9	2.0
2005/2/27	1.6	1.6	1.5	1.6
2005/2/28	2.6	2.7	1.9	2.1
2005/3/1	2.9	3.2	3.1	3.4
2005/3/2	2.3	2.4	2.3	2.4
2005/3/3	2.0	2.1	1.8	1.9
2005/3/4	1.6	1.7	1.5	1.6
2005/3/5	2.0	2.1	2.0	2.2
2005/3/6	1.4	1.5	1.4	1.5
2005/3/7	1.5	1.5	1.5	1.6
2005/3/8	1.2	1.3	1.2	1.3
2005/3/9	1.4	1.5	1.3	1.4
2005/3/10	2.6	2.8	2.7	2.9
2005/3/11	1.2	1.2	1.1	1.1
2005/3/12	1.6	1.7	1.6	1.6
2005/3/13	1.3	1.3	1.2	1.3
2005/3/14	1.5	1.5	1.4	1.5
2005/3/15	2.7	2.9	3.0	3.2
2005/3/16	2.2	2.4	2.3	2.5
2005/3/17	1.7	1.8	1.6	1.7
2005/3/18	2.3	2.5	2.3	2.5
2005/3/19	2.4	2.6	2.5	2.7
2005/3/20	1.5	1.5	1.4	1.5
2005/3/21	1.8	1.9	1.8	1.9
2005/3/22	2.0	2.2	2.1	2.3
2005/3/23	2.0	2.2	2.3	2.5
2005/3/24	1.4	1.4	1.4	1.5
2005/3/25	1.7	1.8	1.7	1.8
2005/3/26	1.8	1.8	1.9	2.0
2005/3/27	1.9	2.0	1.9	2.0
2005/3/28	1.2	1.3	1.0	1.1
2005/3/29	0.8	0.8	0.8	0.8
2005/3/30	1.2	1.2	1.2	1.2
2005/3/31	2.0	2.1	2.1	2.2
2005/4/1	1.4	1.5	1.3	1.4
2005/4/2	1.2	1.3	1.2	1.2
2005/4/3	1.1	1.2	1.1	1.2
2005/4/4	1.1	1.1	1.1	1.2
2005/4/5	1.1	1.2	1.1	1.2
2005/4/6	1.3	1.3	1.3	1.4
2005/4/7	1.5	1.6	1.5	1.6
2005/4/8	1.4	1.5	1.5	1.6
2005/4/9	1.5	1.6	1.4	1.5
2005/4/10	2.1	2.2	2.0	2.1
2005/4/11	1.5	1.5	1.4	1.4
2005/4/12	2.3	2.5	2.1	2.2
2005/4/13	2.4	2.6	1.2	1.3
2005/4/14	1.2	1.3	1.2	1.2
2005/4/15	1.2	1.3	1.2	1.3
2005/4/16	1.0	1.0	1.0	1.0
2005/4/17	NA	NA	NA	NA
2005/4/18	NA	NA	NA	NA
2005/4/19	0.8	0.8	1.0	1.0
2005/4/20	3.4	3.6	1.8	1.9
2005/4/21	3.9	4.2	2.9	3.1
2005/4/22	2.3	2.5	1.3	1.3
2005/4/23	NA	NA	NA	NA
2005/4/24	2.8	3.1	1.3	1.3
2005/4/25	3.2	3.4	1.8	1.9
2005/4/26	0.9	1.0	0.8	0.8
2005/4/27	1.0	1.0	1.0	1.0
2005/4/28	1.0	1.0	1.0	1.0
2005/4/29	3.9	4.2	3.1	3.4
2005/4/30	4.5	5.0	2.6	2.9
2005/5/1	1.5	1.6	1.5	1.5
2005/5/2	3.7	4.0	1.8	1.9
2005/5/3	2.1	2.3	2.2	2.4
2005/5/4	1.3	1.4	1.1	1.2
2005/5/5	1.0	1.1	1.1	1.1
2005/5/6	0.9	0.9	0.9	0.9
2005/5/7	1.0	1.0	0.9	0.9
2005/5/8	1.3	1.4	1.5	1.5
2005/5/9	0.8	0.8	0.8	0.8
2005/5/10	0.9	1.0	1.0	1.0
2005/5/11	1.2	1.2	1.2	1.3
2005/5/12	1.2	1.2	1.0	1.1
2005/5/13	3.6	3.9	3.2	3.4
2005/5/14	12.2	13.4	11.3	12.5
2005/5/15	2.6	2.8	1.5	1.5
2005/5/16	3.2	3.4	2.4	2.6
2005/5/17	0.9	0.9	0.9	0.9
2005/5/18	1.1	1.2	1.0	1.0
2005/5/19	3.3	3.6	3.1	3.3
2005/5/20	4.7	5.1	4.2	4.5
2005/5/21	2.2	2.4	1.9	2.1
2005/5/22	1.7	1.9	1.5	1.6
2005/5/23	7.3	8.1	5.5	6.1
2005/5/24	6.5	7.3	7.1	7.9
2005/5/25	1.1	1.2	1.0	1.1
2005/5/26	1.9	2.1	2.0	2.2
2005/5/27	1.5	1.6	1.6	1.7
2005/5/28	1.1	1.2	1.1	1.2
2005/5/29	1.1	1.1	1.0	1.0
2005/5/30	2.1	2.3	1.7	1.8
2005/5/31	2.9	3.1	2.1	2.3
2005/6/1	6.8	7.3	5.7	6.2
2005/6/2	1.7	1.8	1.5	1.6
2005/6/3	1.6	1.7	1.3	1.4
2005/6/4	1.0	1.0	1.0	1.1
2005/6/5	1.0	1.0	0.9	1.0
2005/6/6	0.9	0.9	0.9	1.0
2005/6/7	1.4	1.5	1.4	1.5
2005/6/8	1.3	1.3	1.2	1.3
2005/6/9	NA	NA	NA	NA
2005/6/10	2.3	2.5	2.2	2.3
2005/6/11	1.1	1.2	1.2	1.2
2005/6/12	1.6	1.7	1.5	1.6
2005/6/13	1.8	1.9	1.7	1.8
2005/6/14	1.5	1.6	1.6	1.7
2005/6/15	1.3	1.4	1.3	1.3
2005/6/16	2.1	2.2	2.2	2.3
2005/6/17	1.2	1.3	1.1	1.1
2005/6/18	NA	NA	NA	NA
2005/6/19	4.8	5.2	5.1	5.6
2005/6/20	8.2	9.0	9.1	10.0
2005/6/21	5.9	6.5	3.6	3.9
2005/6/22	1.1	1.2	1.1	1.2
2005/6/23	NA	NA	NA	NA
2005/6/24	0.9	1.0	0.9	0.9
2005/6/25	NA	NA	NA	NA
2005/6/26	1.1	1.1	1.1	1.1
2005/6/27	1.3	1.4	1.3	1.4
2005/6/28	1.4	1.4	1.1	1.1
2005/6/29	1.1	1.2	1.1	1.1
2005/6/30	4.0	4.3	4.3	4.6
2005/7/1	3.8	4.1	3.0	3.3
2005/7/2	1.6	1.7	1.8	1.9
2005/7/3	2.5	2.7	2.6	2.8
2005/7/4	1.9	2.0	1.7	1.8
2005/7/5	4.4	5.0	2.8	3.0
2005/7/6	2.3	2.5	2.4	2.6
2005/7/7	NA	NA	NA	NA
2005/7/8	NA	NA	NA	NA
2005/7/9	3.0	3.2	3.1	3.4
2005/7/10	3.0	3.3	2.6	2.8
2005/7/11	1.4	1.5	1.4	1.5
2005/7/12	1.7	1.8	1.7	1.8
2005/7/13	2.2	2.3	2.2	2.3
2005/7/14	4.0	4.4	3.4	3.7
2005/7/15	1.2	1.3	1.2	1.3
2005/7/16	1.0	1.1	1.0	1.1
2005/7/17	1.3	1.4	1.1	1.2
2005/7/18	0.9	1.0	1.0	1.0
2005/7/19	3.0	3.2	3.3	3.6
2005/7/20	3.2	3.5	2.9	3.1
2005/7/21	NA	NA	NA	NA
2005/7/22	1.5	1.6	1.5	1.6
2005/7/23	2.6	2.8	2.6	2.8
2005/7/24	2.1	2.2	1.7	1.8
2005/7/25	1.5	1.6	1.4	1.4
2005/7/26	2.3	2.5	1.5	1.6
2005/7/27	2.8	3.0	2.8	3.0
2005/7/28	3.1	3.4	3.2	3.4
2005/7/29	1.4	1.4	1.5	1.5
2005/7/30	1.2	1.2	1.3	1.3
2005/7/31	NA	NA	NA	NA
2005/8/1	NA	NA	NA	NA
2005/8/2	NA	NA	NA	NA
2005/8/3	1.9	2.0	1.8	1.9
2005/8/4	2.2	2.3	2.1	2.3
2005/8/5	1.4	1.5	1.4	1.4
2005/8/6	2.4	2.6	2.7	2.9
2005/8/7	0.9	1.0	1.1	1.2
2005/8/8	2.7	3.0	2.7	2.9
2005/8/9	2.6	2.8	2.6	2.8
2005/8/10	12.8	14.5	14.2	16.1
2005/8/11	3.5	3.8	2.0	2.2
2005/8/12	1.6	1.7	1.6	1.6
2005/8/13	1.9	2.1	2.1	2.3
2005/8/14	1.3	1.3	1.2	1.3
2005/8/15	1.4	1.5	1.5	1.6
2005/8/16	1.0	1.1	1.0	1.1
2005/8/17	1.3	1.4	1.3	1.4
2005/8/18	1.1	1.1	1.1	1.2
2005/8/19	1.1	1.1	1.0	1.0
2005/8/20	NA	NA	NA	NA
2005/8/21	0.9	0.9	0.9	1.0
2005/8/22	1.4	1.5	1.3	1.4
2005/8/23	2.3	2.5	2.6	2.8
2005/8/24	3.2	3.4	2.9	3.1
2005/8/25	7.0	7.7	5.5	6.0
2005/8/26	3.3	3.5	3.1	3.4
2005/8/27	1.9	2.0	1.9	2.0
2005/8/28	2.1	2.3	2.0	2.1
2005/8/29	1.7	1.9	1.7	1.8
2005/8/30	2.3	2.4	2.3	2.5
2005/8/31	3.4	3.8	3.8	4.2
2005/9/1	1.8	2.0	1.7	1.8
2005/9/2	1.7	1.8	1.7	1.8
2005/9/3	1.3	1.4	1.4	1.4
2005/9/4	1.4	1.4	1.3	1.4
2005/9/5	1.5	1.5	1.5	1.6
2005/9/6	4.7	5.1	4.2	4.5
2005/9/7	3.7	4.0	3.0	3.2
2005/9/8	3.4	3.7	3.7	4.1
2005/9/9	2.6	2.8	2.4	2.7
2005/9/10	1.4	1.5	1.4	1.5
2005/9/11	4.4	4.9	4.7	5.2
2005/9/12	2.1	2.2	2.0	2.2
2005/9/13	2.1	2.2	2.0	2.1
2005/9/14	3.1	3.4	3.1	3.4
2005/9/15	1.6	1.7	1.7	1.8
2005/9/16	1.4	1.5	1.4	1.5
2005/9/17	1.3	1.4	1.3	1.4
2005/9/18	NA	NA	NA	NA
2005/9/19	NA	NA	NA	NA
2005/9/20	1.8	2.0	1.8	2.0
2005/9/21	2.0	2.1	2.0	2.1
2005/9/22	2.5	2.7	2.5	2.7
2005/9/23	1.5	1.6	1.6	1.7
2005/9/24	1.9	2.0	1.9	2.0
2005/9/25	1.6	1.7	1.6	1.7
2005/9/26	2.1	2.3	1.9	2.1
2005/9/27	6.1	6.7	6.1	6.6
2005/9/28	7.0	7.8	6.6	7.3
2005/9/29	3.7	4.0	3.4	3.7
2005/9/30	NA	NA	NA	NA
2005/10/1	4.3	4.7	4.4	4.8
2005/10/2	3.4	3.7	3.3	3.6
2005/10/3	3.1	3.4	2.9	3.2
2005/10/4	4.1	4.5	4.1	4.5
2005/10/5	3.0	3.3	3.0	3.3
2005/10/6	2.0	2.2	2.0	2.1
2005/10/7	2.3	2.5	2.2	2.4
2005/10/8	2.3	2.5	2.3	2.5
2005/10/9	1.9	2.0	1.8	1.9
2005/10/10	3.5	3.8	3.4	3.8
2005/10/11	2.6	2.8	2.4	2.6
2005/10/12	2.0	2.1	2.1	2.3
2005/10/13	2.5	2.7	2.4	2.6
2005/10/14	NA	NA	NA	NA
2005/10/15	2.0	2.1	2.0	2.1
2005/10/16	1.6	1.7	1.6	1.7
2005/10/17	1.8	1.9	1.8	1.9
2005/10/18	2.1	2.2	2.2	2.4
2005/10/19	2.0	2.1	2.1	2.2
2005/10/20	2.6	2.8	2.7	2.9
2005/10/21	2.6	2.7	2.4	2.5
2005/10/22	1.9	2.0	1.7	1.8
2005/10/23	2.9	3.1	2.7	2.9
2005/10/24	1.8	1.9	1.6	1.7
2005/10/25	1.4	1.5	1.4	1.4
2005/10/26	1.0	1.0	0.9	0.9
2005/10/27	0.8	0.8	0.8	0.8
2005/10/28	2.3	2.4	2.3	2.5
2005/10/29	1.9	2.1	1.9	2.0
2005/10/30	2.2	2.4	2.5	2.7
2005/10/31	2.0	2.2	2.1	2.2
2005/11/1	1.8	1.9	1.9	2.0
2005/11/2	1.5	1.6	1.5	1.6
2005/11/3	1.3	1.3	1.2	1.2
2005/11/4	2.2	2.3	2.2	2.3
2005/11/5	1.9	2.0	1.7	1.8
2005/11/6	1.6	1.7	1.6	1.7
2005/11/7	1.8	1.9	1.5	1.6
2005/11/8	1.5	1.6	1.5	1.6
2005/11/9	1.5	1.6	1.5	1.6
2005/11/10	1.5	1.5	1.4	1.5
2005/11/11	NA	NA	NA	NA
2005/11/12	NA	NA	NA	NA
2005/11/13	NA	NA	NA	NA
2005/11/14	3.0	3.2	3.4	3.7
2005/11/15	2.1	2.2	1.9	2.1
2005/11/16	1.3	1.4	1.3	1.4
2005/11/17	1.5	1.6	1.5	1.6
2005/11/18	2.1	2.2	1.7	1.8
2005/11/19	1.3	1.3	1.3	1.4
2005/11/20	1.2	1.2	1.1	1.1
2005/11/21	1.2	1.2	1.1	1.2
2005/11/22	1.2	1.2	1.2	1.2
2005/11/23	1.1	1.1	1.1	1.1
2005/11/24	1.1	1.1	1.0	1.1
2005/11/25	1.2	1.2	1.1	1.2
2005/11/26	1.2	1.3	1.3	1.3
2005/11/27	1.9	2.0	1.9	2.1
2005/11/28	2.1	2.3	2.0	2.2
2005/11/29	2.1	2.3	1.8	2.0
2005/11/30	1.7	1.8	1.7	1.8
2005/12/1	1.2	1.2	1.2	1.2
2005/12/2	1.5	1.6	1.5	1.6
2005/12/3	1.3	1.4	1.3	1.4
2005/12/4	1.3	1.4	1.4	1.4
2005/12/5	1.8	2.0	1.6	1.7
2005/12/6	1.5	1.5	1.1	1.1
2005/12/7	1.2	1.2	1.2	1.3
2005/12/8	1.2	1.3	1.2	1.2
2005/12/9	1.5	1.5	1.6	1.6
2005/12/10	1.6	1.7	1.6	1.7
2005/12/11	1.1	1.1	0.9	0.9
2005/12/12	NA	NA	NA	NA
2005/12/13	NA	NA	NA	NA
2005/12/14	NA	NA	NA	NA
2005/12/15	1.0	1.0	0.9	1.0
2005/12/16	1.1	1.1	1.1	1.1
2005/12/17	1.1	1.1	1.2	1.2
2005/12/18	1.3	1.4	1.3	1.4
2005/12/19	1.3	1.4	1.4	1.4
2005/12/20	1.9	2.0	1.9	2.0
2005/12/21	NA	NA	NA	NA
2005/12/22	0.9	0.9	1.1	1.1
2005/12/23	0.9	0.9	1.0	1.0
2005/12/24	NA	NA	NA	NA
2005/12/25	NA	NA	NA	NA
2005/12/26	NA	NA	NA	NA
2005/12/27	NA	NA	NA	NA
2005/12/28	NA	NA	NA	NA
2005/12/29	1.3	1.3	1.3	1.3
2005/12/30	1.5	1.6	1.5	1.6
2005/12/31	1.3	1.4	1.3	1.4