Year | Value | 2022 | 430,233 | 2021 | 427,930 | 2020 | 425,210 | 2019 | 425,410 | 2018 | 422,312 | 2017 | 418,828 | 2016 | 414,867 | 2015 | 407,015 | 2014 | 394,920 | 2013 | 379,604 | 2012 | 361,919 | 2011 | 343,963 | 2010 | 327,015 | 2009 | 311,055 | 2008 | 296,738 | 2007 | 285,238 | 2006 | 275,933 | 2005 | 268,454 | 2004 | 263,407 | 2003 | 261,013 | 2002 | 261,876 | 2001 | 266,440 | 2000 | 274,580 | 1999 | 282,495 | 1998 | 288,929 | 1997 | 296,705 | 1996 | 304,694 | 1995 | 310,441 | 1994 | 317,030 | 1993 | 323,507 | 1992 | 325,998 | 1991 | 325,160 | 1990 | 321,281 | 1989 | 314,763 | 1988 | 308,009 | 1987 | 301,292 | 1986 | 292,482 | 1985 | 283,576 | 1984 | 275,466 | 1983 | 268,062 | 1982 | 261,600 | 1981 | 256,457 | 1980 | 252,541 | 1979 | 249,055 | 1978 | 245,501 | 1977 | 242,479 | 1976 | 239,329 | 1975 | 235,806 | 1974 | 231,862 | 1973 | 227,269 | 1972 | 222,737 | 1971 | 218,877 | 1970 | 216,743 | 1969 | 215,951 | 1968 | 215,588 | 1967 | 215,271 | 1966 | 214,512 | 1965 | 212,701 | 1964 | 209,831 | 1963 | 205,042 | 1962 | 198,631 | 1961 | 190,865 | 1960 | 181,553 |
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