1990
260.6
100
24307.8
100
240.5
100
1991
242.8
93
18875.7
78
222.6
93
1992
231.8
89
15109.4
62
209.3
87
1993
220.5
85
13656.9
56
183.2
76
1994
209.5
80
12352.5
51
176.4
73
1995
207.2
79
11323.5
47
175.0
73
1996
206.0
79
9861.0
41
163.4
68
1997
199.3
76
8958.8
37
152.5
63
1998
160.7
62
8046.7
33
143.9
60
1999
161.3
62
6969.9
29
135.0
56
2000
138.8
53
4840.7
20
120.3
50
2001
134.1
51
4172.9
17
113.9
47
2002
127.0
49
3353.6
14
109.5
46
2003
121.3
47
3221.8
13
105.1
44
2004
119.6
46
3171.0
13
103.9
43
2005
118.7
46
3100.8
13
104.3
43
2006
119.2
46
3086.3
13
102.5
43
2007
107.4
41
3012.8
12
102.3
43
2008
108.4
42
2959.6
12
97.5
41
2009
97.8
38
2487.8
10
84.1
35
2010
101.2
39
2695.1
11
82.1
34
2011
92.8
36
2597.3
11
81.1
34