Year | Value | 2022 | 11,539,657 | 2021 | 11,409,931 | 2020 | 11,286,667 | 2019 | 11,071,806 | 2018 | 10,938,677 | 2017 | 10,837,966 | 2016 | 10,760,957 | 2015 | 10,704,482 | 2014 | 10,658,556 | 2013 | 10,583,641 | 2012 | 10,465,372 | 2011 | 10,297,193 | 2010 | 10,094,440 | 2009 | 9,898,743 | 2008 | 9,761,892 | 2007 | 9,709,839 | 2006 | 9,797,871 | 2005 | 10,002,429 | 2004 | 10,208,546 | 2003 | 10,348,644 | 2002 | 10,421,428 | 2001 | 10,405,870 | 2000 | 10,378,827 | 1999 | 10,445,450 | 1998 | 10,614,428 | 1997 | 10,815,140 | 1996 | 11,021,510 | 1995 | 11,202,817 | 1994 | 11,286,179 | 1993 | 11,288,948 | 1992 | 11,248,320 | 1991 | 11,159,474 | 1990 | 11,028,474 | 1989 | 10,901,137 | 1988 | 10,760,025 | 1987 | 10,553,829 | 1986 | 10,474,888 | 1985 | 10,282,189 | 1984 | 9,795,061 | 1983 | 9,437,353 | 1982 | 9,335,627 | 1981 | 9,091,616 | 1980 | 8,736,416 | 1979 | 8,564,088 | 1978 | 8,345,243 | 1977 | 7,951,576 | 1976 | 7,450,262 | 1975 | 7,123,839 | 1974 | 6,928,258 | 1973 | 6,647,523 | 1972 | 6,329,119 | 1971 | 6,131,529 | 1970 | 5,994,730 | 1969 | 5,844,184 | 1968 | 5,734,557 | 1967 | 5,669,248 | 1966 | 5,620,848 | 1965 | 5,595,248 | 1964 | 5,672,878 | 1963 | 5,747,618 | 1962 | 5,797,405 | 1961 | 5,923,685 | 1960 | 6,029,826 |
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