Year | Number (thousands people) | Year | Number (thousands people) |
1979 | 88.8 | 1998 | 170 |
1980 | 62 | 1999 | 340 |
1981 | 2.5 | 2000 | 380 |
1982 | 2.7 | 2001 | 370 |
1983 | 21.3 | 2002 | 390 |
1984 | 220 | 2003 | 230 |
1985 | 320 | 2004 | 385 |
1986 | 330 | 2005 | 638 |
1987 | 420 | 2006 | 820 |
1988 | 470 | 2007 | 865 |
1989 | 300 | 2008 | 899.3 |
1990 | 460 | 2009 | 1000 |
1991 | 410 | 2010 | 1238 |
1992 | 500 | 2011 | 1553 |
1993 | 420 | 2012 | 1712 |
1994 | 290 | 2013 | 1880 |
1995 | 230 | 2014 | 1981 |
1996 | 300 | 2015 | 2021 |
1997 | 300 |
|
|