Year | Value | 2022 | 125,459 | 2021 | 128,115 | 2020 | 135,149 | 2019 | 136,537 | 2018 | 137,680 | 2017 | 138,944 | 2016 | 140,235 | 2015 | 140,291 | 2014 | 140,274 | 2013 | 139,977 | 2012 | 139,772 | 2011 | 139,695 | 2010 | 139,448 | 2009 | 139,176 | 2008 | 139,560 | 2007 | 140,776 | 2006 | 143,200 | 2005 | 146,648 | 2004 | 149,472 | 2003 | 151,247 | 2002 | 152,597 | 2001 | 153,573 | 2000 | 160,424 | 1999 | 163,712 | 1998 | 166,913 | 1997 | 169,111 | 1996 | 172,278 | 1995 | 177,377 | 1994 | 180,788 | 1993 | 179,574 | 1992 | 179,338 | 1991 | 182,309 | 1990 | 182,430 | 1989 | 180,110 | 1988 | 177,736 | 1987 | 173,876 | 1986 | 169,837 | 1985 | 162,733 | 1984 | 151,490 | 1983 | 142,223 | 1982 | 136,609 | 1981 | 134,343 | 1980 | 136,744 | 1979 | 142,952 | 1978 | 149,072 | 1977 | 153,875 | 1976 | 157,849 | 1975 | 161,461 | 1974 | 164,979 | 1973 | 168,391 | 1972 | 171,481 | 1971 | 174,010 | 1970 | 175,812 | 1969 | 176,506 | 1968 | 175,790 | 1967 | 174,093 | 1966 | 171,963 | 1965 | 169,860 | 1964 | 168,245 | 1963 | 167,289 | 1962 | 166,647 | 1961 | 165,690 | 1960 | 163,166 |
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