Year Total 1984 67200 1985 71660 1986 70860 1987 82950 1988 77920 1989 95540 1990 90370 1991 96510 1992 97440 1993 98340 1994 101700 1995 101400 1996 109600 1997 112000 1998 147500 1999 153500 2000 157500 2001 166000 2002 167300