- 19765,682
- 1977 to 19797,998
- 1980 to 19813,309
- 1982 to 19844,241
- 1985 to 19864,856
- 1987 to 19894,400
- 1990 to 19911,701
- 1992 to 19942,351
- 1995 to 19962,608
- 1997 to 19992,867
- 2000 to 20011,561
- 2002436
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