Year	Number of
1990	573
1991	629
1992	666
1993	707
1994	746
1995	789
1996	847
1997	892
1998	967
1999	1063
2000	1178
2001	1946
2002	2123
2003	2265
2004	1749
2005	1773
2006	1774
2007	2382