1978
8.1
8.4
8.4
6.1
6.4
6.9
8.4
7.3
6
4.2
6.6
6.5
5.7
5.9
6.7
6.4
7.7
6.8
6.6
5.3
8.3
7.3
4.3
4.3
5.3
3.2
7.5
4.3
5.5
5.6
5.8
3.5
7
6.6
4.4
3.6
6.8
7.3
4.7
2.2
5.4
5.2
6.2
5.8
7.2
8
6.6
5.7
6.3
6.5
6.3
6.2
5.2
6.8
4.8
5.1
6.6
4.3
5
6.5
4.1
5.1
7.1
5.6
4.6
7.5
7.4
3.9
4.6
4
6.7
5.4
7.5
7.1
3.6
6.5
5.7
6
6.9
5.1
5.2
6.4
4.6
5.7
5.8
7.3
5.2
6.4
7.2
5.6
6.8
6.7
6.4
7
7.6
6
5.5
7.7
4.5
6.9
