| Year | Value | | 2024 | 1,469,771 | | 2023 | 1,504,548 | | 2022 | 1,545,945 | | 2021 | 1,593,932 | | 2020 | 1,647,742 | | 2019 | 1,705,703 | | 2018 | 1,765,487 | | 2017 | 1,824,554 | | 2016 | 1,878,348 | | 2015 | 1,921,649 | | 2014 | 1,955,526 | | 2013 | 1,982,406 | | 2012 | 2,002,993 | | 2011 | 2,023,318 | | 2010 | 2,050,300 | | 2009 | 2,084,206 | | 2008 | 2,120,389 | | 2007 | 2,155,709 | | 2006 | 2,187,816 | | 2005 | 2,213,488 | | 2004 | 2,232,596 | | 2003 | 2,254,898 | | 2002 | 2,287,140 | | 2001 | 2,322,888 | | 2000 | 2,355,647 | | 1999 | 2,387,172 | | 1998 | 2,414,671 | | 1997 | 2,434,405 | | 1996 | 2,452,179 | | 1995 | 2,470,913 | | 1994 | 2,491,212 | | 1993 | 2,511,510 | | 1992 | 2,529,527 | | 1991 | 2,543,320 | | 1990 | 2,548,528 | | 1989 | 2,550,776 | | 1988 | 2,564,092 | | 1987 | 2,592,006 | | 1986 | 2,629,786 | | 1985 | 2,673,405 | | 1984 | 2,715,240 | | 1983 | 2,747,954 | | 1982 | 2,773,059 | | 1981 | 2,795,263 | | 1980 | 2,818,910 | | 1979 | 2,848,543 | | 1978 | 2,884,484 | | 1977 | 2,919,650 | | 1976 | 2,946,224 | | 1975 | 2,962,933 |
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