2020
7.1
2018
7.8
2019
6.7
5.5
5.6
8.1
2017
5.1
7
5
6.8
5.2
6.4
5.3
2003
6.5
1995
6.6
6.1
7.3
6.3
5.8
2009
7.2
7.9
6.2
7.4
4.6
2015
