2017

7.1

2005

6.3

2010

6.4

1977

5.9

2006

6.3

2017

7.2

1960

8.4

2004

8.4

2022

7.7

2010

8.4

2001

7.8

1985

8.3

2002

8.0

2007

5.6

1991

8.3

2008

8.5

1959

8.0

2002

7.3

2016

8.5

2000

8.2