Indicator
Click the chart to amplify it
|
|
1981 | 308 | 87 |
1982 | 388 | 130 |
|
1983 | 477 | 142 |
|
1984 | 496 | 152 |
|
1985 | 486 | 163 |
|
1986 | 664 | 184 |
|
1987 | 740 | 243 |
|
1988 | 766 | 247 |
|
1989 | 795 | 278 |
|
1990 | 1,006 | 382 |
|
1991 | 1,103 | 427 |
|
1992 | 1,354 | 511 |
|
1993 | 1,629 | 605 |
|
1994 | 2,199 | 678 |
|
1995 | 2,404 | 827 |
|
1996 | 2,699 | 982 |
|
1997 | 3,170 | 1,140 |
|
1998 | 3,674 | 1,314 |
|
1999 | 4,104 | 1,638 |
|
2000 | 4,474 | 1,749 |
|
2001 | 4,874 | 2,022 |
|
2002 | 5,537 | 2,265 |
|
2003 | 6,130 | 2,538 |
|
2004 | 6,942 | 2,969 |
|
2005 | 7,476 | 3,157 |
|
2006 | 9,164 | 3,844 |
|
2007 | 10,013 | 3,908 |
|
2008 | 11,950 | 4,676 |
|
2009 | 13,173 | 5,166 |
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2010 | 14,403 | 5,759 |
|
2011 | 15,518 | 6,690 |
|
2012 | 17,631 | 7,534 |
|
2013 | 19,616 | 8,535 |
|
2014 | 20,421 | 9,570 |
|
2015 | 21,333 | 10,582 |