Year | Value | 2022 | 136,502 | 2021 | 128,127 | 2020 | 127,678 | 2019 | 128,407 | 2018 | 130,281 | 2017 | 133,355 | 2016 | 137,170 | 2015 | 140,674 | 2014 | 144,606 | 2013 | 150,729 | 2012 | 158,146 | 2011 | 166,263 | 2010 | 174,949 | 2009 | 182,437 | 2008 | 187,987 | 2007 | 192,552 | 2006 | 196,746 | 2005 | 201,277 | 2004 | 206,306 | 2003 | 210,709 | 2002 | 214,549 | 2001 | 217,858 | 2000 | 220,411 | 1999 | 223,408 | 1998 | 226,812 | 1997 | 229,538 | 1996 | 231,651 | 1995 | 233,114 | 1994 | 232,582 | 1993 | 229,792 | 1992 | 225,540 | 1991 | 220,092 | 1990 | 212,683 | 1989 | 203,816 | 1988 | 195,188 | 1987 | 188,169 | 1986 | 184,767 | 1985 | 184,872 | 1984 | 187,163 | 1983 | 191,167 | 1982 | 195,077 | 1981 | 198,043 | 1980 | 200,265 | 1979 | 200,871 | 1978 | 201,808 | 1977 | 205,429 | 1976 | 210,386 | 1975 | 215,365 | 1974 | 220,221 | 1973 | 223,480 | 1972 | 224,773 | 1971 | 224,759 | 1970 | 223,350 | 1969 | 219,141 | 1968 | 213,019 | 1967 | 206,506 | 1966 | 197,259 | 1965 | 186,084 | 1964 | 177,812 | 1963 | 171,204 | 1962 | 164,367 | 1961 | 160,206 | 1960 | 156,003 |
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