Year Total 1984 4003 1985 4048 1986 4006 1987 4412 1988 4549 1989 4741 1990 5289 1991 5271 1992 7695 1993 8212 1994 9944 1995 23670 1996 30690 1997 35930 1998 44720 1999 50000 2000 66920 2001 82470 2002 94740