1983
7.8
8
8.2
9.3
7.4
8
7.4
7.1
6.7
7.2
6.9
6.4
6.8
7
6.7
6.5
7.9
7
4.4
6.5
5.3
6.7
5.3
6.4
6.6
7.2
7.3
5.9
5.5
4.1
4.8
7.7
6.1
6.9
4.5
5.1
7.5
7.3
6.1
3.8
5.1
5.9
3.8
5.8
4.1
6
4.3
2.5
6.1
6.9
5.2
7.1
8
7.4
4.5
6.5
5.6
7.2
6.4
6.7
5.3
7
4
5.5
7.6
6.3
3.5
7.5
2.7
4.6
6.1
4.7
5.2
4.6
2.5
2.7
5.3
4.1
5.3
4.9
5.9
7.1
6.1
6.8
7.2
7.5
4.6
5.1
8.6
5.2
7.5
6.8
4.6
6.7
7.2
2.3
5.8
7.2
7.1
6.6
