Year | Value | 2022 | 1,721,169 | 2021 | 1,662,123 | 2020 | 1,589,689 | 2019 | 1,508,323 | 2018 | 1,438,528 | 2017 | 1,372,858 | 2016 | 1,310,410 | 2015 | 1,260,173 | 2014 | 1,197,314 | 2013 | 1,124,099 | 2012 | 1,063,868 | 2011 | 994,420 | 2010 | 943,836 | 2009 | 921,464 | 2008 | 887,372 | 2007 | 894,246 | 2006 | 907,133 | 2005 | 865,472 | 2004 | 830,687 | 2003 | 800,294 | 2002 | 742,826 | 2001 | 696,399 | 2000 | 690,528 | 1999 | 678,911 | 1998 | 649,711 | 1997 | 622,503 | 1996 | 595,519 | 1995 | 568,178 | 1994 | 531,674 | 1993 | 478,647 | 1992 | 409,737 | 1991 | 363,434 | 1990 | 360,148 | 1989 | 358,303 | 1988 | 347,997 | 1987 | 346,417 | 1986 | 351,954 | 1985 | 356,526 | 1984 | 350,459 | 1983 | 342,484 | 1982 | 348,335 | 1981 | 385,838 | 1980 | 431,975 | 1979 | 451,251 | 1978 | 453,459 | 1977 | 450,252 | 1976 | 449,388 | 1975 | 449,555 | 1974 | 447,521 | 1973 | 443,027 | 1972 | 436,263 | 1971 | 427,323 | 1970 | 417,877 | 1969 | 408,916 | 1968 | 401,275 | 1967 | 394,713 | 1966 | 388,718 | 1965 | 382,650 | 1964 | 376,335 | 1963 | 369,839 | 1962 | 363,303 | 1961 | 357,340 | 1960 | 352,302 |
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