Year Total 1971 386500 1972 631400 1973 648900 1974 728800 1975 804900 1976 697100 1977 803500 1978 912600 1979 975000 1980 1087000 1981 1095000 1982 1019000 1983 863100 1984 973900 1985 1093000 1986 929500 1987 963800 1988 1271000 1989 1176000 1990 981200 1991 1254000 1992 1006000 1993 1098000 1994 1122000 1995 1435000 1996 1355000 1997 1506000 1998 1623000 1999 1573000 2000 1271000 2001 1283000 2002 1380000 2003 1140000 2004 1420000 2005 1737000 2006 1578000 2007 1373000 2008 1479000 2009 1336000 2010 1679000