| Year | Value | | 2022 | 1,246,013 | | 2021 | 1,247,359 | | 2020 | 1,252,768 | | 2019 | 1,254,514 | | 2018 | 1,249,806 | | 2017 | 1,251,200 | | 2016 | 1,267,155 | | 2015 | 1,299,534 | | 2014 | 1,345,907 | | 2013 | 1,408,420 | | 2012 | 1,481,274 | | 2011 | 1,552,780 | | 2010 | 1,624,892 | | 2009 | 1,697,453 | | 2008 | 1,757,832 | | 2007 | 1,791,221 | | 2006 | 1,807,269 | | 2005 | 1,816,867 | | 2004 | 1,811,843 | | 2003 | 1,787,724 | | 2002 | 1,746,564 | | 2001 | 1,711,034 | | 2000 | 1,688,568 | | 1999 | 1,667,790 | | 1998 | 1,649,228 | | 1997 | 1,635,746 | | 1996 | 1,624,314 | | 1995 | 1,613,368 | | 1994 | 1,606,167 | | 1993 | 1,596,335 | | 1992 | 1,572,988 | | 1991 | 1,543,932 | | 1990 | 1,524,530 | | 1989 | 1,508,324 | | 1988 | 1,489,971 | | 1987 | 1,474,865 | | 1986 | 1,452,801 | | 1985 | 1,417,755 | | 1984 | 1,376,675 | | 1983 | 1,335,397 | | 1982 | 1,298,654 | | 1981 | 1,269,117 | | 1980 | 1,250,886 | | 1979 | 1,245,336 | | 1978 | 1,251,699 | | 1977 | 1,254,470 | | 1976 | 1,245,064 | | 1975 | 1,241,234 | | 1974 | 1,234,442 | | 1973 | 1,210,062 | | 1972 | 1,176,287 | | 1971 | 1,135,820 | | 1970 | 1,111,984 | | 1969 | 1,076,584 | | 1968 | 1,021,869 | | 1967 | 1,003,102 | | 1966 | 1,037,444 | | 1965 | 1,067,097 | | 1964 | 1,104,900 | | 1963 | 1,179,447 | | 1962 | 1,236,298 | | 1961 | 1,253,532 | | 1960 | 1,266,682 |
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