Year Total 1965 1275400 1966 1054500 1967 889460 1968 840740 1969 760490 1970 652530 1971 440670 1972 372840 1973 353970 1974 305250 1975 228810 1976 214960 1977 250790 1978 225710 1979 233350 1980 341550 1981 505160 1982 446880 1983 390040 1984 501100 1985 503250 1986 433030 1987 402930 1988 343940 1989 355640 1990 355640 1991 302140 1992 209230 1993 175310 1994 177460 1995 190360 1996 142350 1997 109630 1998 91000 1999 94583 2000 137810 2001 144020 2002 132800 2003 136380 2004 129450 2005 144260 2006 155730 2007 174360 2008 156680 2009 147850 2010 148320 2011 139490 2012 125870 2013 135430 2014 140920 2015 129220 2016 129570