| Year | Value | | 2022 | 5,659,732 | | 2021 | 5,434,848 | | 2020 | 5,245,994 | | 2019 | 5,090,394 | | 2018 | 4,958,206 | | 2017 | 4,841,511 | | 2016 | 4,740,304 | | 2015 | 4,648,568 | | 2014 | 4,568,215 | | 2013 | 4,502,200 | | 2012 | 4,442,697 | | 2011 | 4,381,572 | | 2010 | 4,314,855 | | 2009 | 4,249,294 | | 2008 | 4,187,552 | | 2007 | 4,126,677 | | 2006 | 4,065,015 | | 2005 | 4,000,244 | | 2004 | 3,925,726 | | 2003 | 3,839,823 | | 2002 | 3,746,919 | | 2001 | 3,630,108 | | 2000 | 3,481,678 | | 1999 | 3,332,778 | | 1998 | 3,192,134 | | 1997 | 3,049,381 | | 1996 | 2,905,255 | | 1995 | 2,758,442 | | 1994 | 2,629,914 | | 1993 | 2,528,403 | | 1992 | 2,460,791 | | 1991 | 2,408,760 | | 1990 | 2,353,564 | | 1989 | 2,303,339 | | 1988 | 2,244,340 | | 1987 | 2,174,101 | | 1986 | 2,098,759 | | 1985 | 2,021,737 | | 1984 | 1,948,055 | | 1983 | 1,875,397 | | 1982 | 1,794,431 | | 1981 | 1,707,439 | | 1980 | 1,620,113 | | 1979 | 1,546,213 | | 1978 | 1,491,082 | | 1977 | 1,445,105 | | 1976 | 1,401,464 | | 1975 | 1,359,366 | | 1974 | 1,319,561 | | 1973 | 1,281,571 | | 1972 | 1,244,731 | | 1971 | 1,210,433 | | 1970 | 1,178,153 | | 1969 | 1,147,287 | | 1968 | 1,118,842 | | 1967 | 1,092,401 | | 1966 | 1,066,829 | | 1965 | 1,041,554 | | 1964 | 1,016,740 | | 1963 | 992,273 | | 1962 | 968,385 | | 1961 | 945,804 | | 1960 | 922,928 |
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