1981
5.7
5.2
7.1
6.9
7.3
4.2
7.5
7.2
6.1
4.1
7.1
7.1
5.8
5.6
6.2
4.7
4.7
6
6.3
6.9
6.5
7.1
8.4
4.6
5.5
7.4
7.5
7.4
5.7
7.3
6.8
6.9
6.5
5.3
5.7
6.9
5.6
6.3
6.4
6.4
7.5
7.2
5.8
5.5
6.9
6.4
7.2
4.2
6.9
5.3
6.7
5.8
5.6
7.4
5.9
6
3.1
6.5
6
5.6
6.7
7.5
6.8
7
5.8
6.3
4.7
7.4
6.9
6.3
6.2
5.9
5.5
7.2
7.9
6.4
7.3
7.1
6.5
6.4
7
6.7
7.9
5.9
5
6.3
6.3
5.5
6.7
6.5
6.7
6.4
5.1
7.7
6
5.4
2.8
1.5
6
5.6
