Table 2 Best annual performances expressed in minutes:seconds.hundredths of seconds for the 32 subjects over the follow up period.

S	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005
1								2:06.4	2:05.3	2:06.4
2									1:06.4	1:05.6
3										4:21.2
4					4:16.1	4:20.8	4:16.1
5										2 :33.1
6		2:01.5	2:00.7	2:04.4	2:01.2	1:59.6	2:00.1	1:59.6	1:59.9	1:58.3
7	2:12.9	2:14.7	2:13.4		2:10.7
8										1:00.5
9							1:12.5	1:12.1
10				0:55.2	0:54.7	0:55.2	0:54.6	0:53.7
11				0:57.9	0:57.3	0:57.3	0:56.9	0:56.8	0:57.2
12	2:14.2	2:16.3		2:14.6
13				1:04.6
14									1:02.5
15						2:06.3	2:04.1	2:05.1
16				0:51.5	0:51.6	0:51.9	0:52.1	0:51.9
17	2:06.7	2:06.6
18								15:45.0	15:51.0	15:37.0
19	16:11.0
20					0:23.1	0:22.5	0:23.6
21								2:03.1	2:04.8	2:02.7
22	1:02.3	1:04.0
23										15:51.0
24									2:17.9	2:20.5
25		2:01.1	2:01.6	2:02.6	2:01.8
26	0:57.8	0:57.5
27			3:59.8	3:57.4	3:54.8
28								15:58.0	15:47.0
29				1:04.9	1:05.4
30									15:49.0	15:40.0
31										2:08.9
32					1:03.1	1:03.6

S: subject.