1978
1980
1985
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003 |
319
327
361
364
393
378
380
387
374
387
414
402
412
406
366
356
357
334 |
2.3
2.8
3.9
3.4
4.0
4.9
3.9
3.2
3.6
4.0
3.5
3.7
3.6
3.1
3.5
4.2
3.8
3.8 |
5.5
7.8
15.0
11.6
14.2
14.2
14.1
15.3
16.7
18.7
18.2
17.5
18.6
20.7
23.4
22.5
22.6
21.8 |
24.9
29.7
57.5
51.9
63.6
73.2
75.6
64.7
61.6
65.9
68.7
76.3
78.8
66.5
60.5
68.1
80.4
74.8 |
4.9
4.6
6.7
10.3
10.9
11.7
13.4
15.5
18.0
19.3
23.1
29.3
31.4
32.9
33.9
34.4
35.6
36.5 |
6.9
6.9
11.1
16.4
16.5
18.9
20.9
25.6
29.4
35.0
38.2
41.4
43.9
49.8
49.3
52.3
54.3
112.7 |
