Year	Total
1971	85980
1972	74610
1973	102900
1974	100400
1975	115400
1976	123700
1977	119500
1978	131500
1979	177600
1980	135500
1981	45230
1982	50880
1983	49620
1984	61160
1985	73050
1986	87250
1987	109400
1988	137100
1989	148100
1990	104900
1991	16650
1992	23970
1993	27300
1994	30220
1995	31330
1996	32740
1997	65460
1998	109900
1999	130700
2000	135300
2001	134200
2002	115700
2003	80390
2004	104400
2005	97450
2006	101300
2007	105300
2008	118000
2009	119600