Table 1 Annual number of kilometers swum for the 32 subjects over the follow up period.

S	G	Sp	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005
1	W	200-F								1600	1780	1571
2	W	100-B									1400	1100
3	W	400-F										1976
4	W	400-F					1595	1827	1777
5	W	100-B										1890
6	W	200-F		1980	1924	1621	2065	2278	1107	1801	1764	1961
7	W	200-B	1550	1046	1177		2086
8	W	100-F										1271
9	W	100-Br							1546	1634
10	W	100-B				1650	1590	1345	1475	1816
11	W	100-F				1830	1404	1040	1152	1258	1020
12	W	200-Ba	1832	1572		1558
13	W	100-B				1957
14	W	100-Ba									1566
15	W	200-Fr						1400	1700	1654
16	M	100-Fr				2250	1933	1700	1626	1679
17	M	200-B	1721	1726
18	M	1500-Fr								1864	2186	2900
19	M	1500-Fr	2082
20	M	50-Fr					1523	1104	1157
21	M	200-M								1800	1620	1819
22	M	100-Br	1230	594
23	M	1500-Fr										2172
24	M	200-Br									1800	1460
25	M	200-M		1930	1409	2215	1812
26	M	100-Ba	690	696
27	M	400-Fr			2600	2700	2055
28	M	1500-Fr								2230	2280
29	M	100-Br				2118	1583
30	M	1500-Fr									2632	2700
31	M	200-M										1540
32	M	100-Br					1343	970

S: subject, G: gender, Sp: Specialty, B: butterfly, Ba: backstroke, Br: breaststroke, Fr: freestyle.