Year	Number
1992	125900
1993	123400
1994	125691
1995	115943
1996	101800
1997	96300
1998	84600
1999	78170
2000	72902
2001	66866
2002	62303
2003	58796
2004	55330
2005	53581
2006	52613
2007	50436
2008	49517
2009	48100