1983
6.5
7.7
6.6
5.9
6.5
6.8
6.6
7.6
6.9
6
5.9
4.8
5.9
7.1
6.2
7.2
7.2
7.5
6.4
6.6
7
6.3
6.4
6.9
4.7
6.5
6.4
7.5
5.5
6.5
6.8
5.2
5.6
6.9
6.9
7.4
7.3
7.3
4.8
6.1
5.8
5
6.6
4.9
4.3
6.5
5.4
6.6
4.9
5.4
4.8
4.8
6.3
6.8
4.9
7.6
4.4
5.4
4.5
5.9
6.7
3.5
6.2
7
7.1
6.3
6.6
7.6
6.6
5.6
4.6
4.9
5.6
6.4
7.5
8.3
3.9
7.2
4.9
6.7
7.1
6
5.3
6.4
6.8
7.3
7.8
7.2
6
6.4
8.3
5.6
6.3
6.6
6.3
6.8
5.3
3.7
4.4
4.8
