Year | Value | 2022 | 309,195 | 2021 | 325,324 | 2020 | 345,691 | 2019 | 365,615 | 2018 | 385,373 | 2017 | 405,104 | 2016 | 417,482 | 2015 | 420,001 | 2014 | 416,368 | 2013 | 408,993 | 2012 | 398,926 | 2011 | 386,816 | 2010 | 373,725 | 2009 | 360,064 | 2008 | 342,213 | 2007 | 324,251 | 2006 | 311,366 | 2005 | 302,602 | 2004 | 298,772 | 2003 | 300,207 | 2002 | 307,349 | 2001 | 319,696 | 2000 | 336,505 | 1999 | 357,149 | 1998 | 378,955 | 1997 | 398,008 | 1996 | 413,831 | 1995 | 426,837 | 1994 | 437,159 | 1993 | 448,112 | 1992 | 458,497 | 1991 | 463,921 | 1990 | 465,750 | 1989 | 462,194 | 1988 | 453,381 | 1987 | 442,004 | 1986 | 428,733 | 1985 | 414,958 | 1984 | 400,051 | 1983 | 384,997 | 1982 | 372,140 | 1981 | 362,672 | 1980 | 355,590 | 1979 | 350,287 | 1978 | 346,762 | 1977 | 344,538 | 1976 | 343,927 | 1975 | 345,669 | 1974 | 349,177 | 1973 | 354,307 | 1972 | 361,109 | 1971 | 369,484 | 1970 | 379,458 | 1969 | 390,444 | 1968 | 401,050 | 1967 | 410,122 | 1966 | 415,348 | 1965 | 415,660 | 1964 | 411,485 | 1963 | 401,827 | 1962 | 390,199 | 1961 | 375,636 | 1960 | 356,003 |
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