Year	Number of
1990	1560
1991	1610
1992	1685
1993	1634
1994	1666
1995	1699
1996	1791
1997	1859
1998	1815
1999	1737
2000	1554
2001	1462
2002	1414
2003	1354
2004	1326
2005	1219
2006	1183
2007	1190