2017

5.9

2014

8.5

1994

8.7

2010

8.2

1990

8.5

2010

8.4

1976

8.1

2023

7.0

1997

7.9

2019

7.8

2014

8.4

2017

7.3

2005

7.7

1972

8.7

2012

7.4

2015

7.6

2008

7.7

1994

8.5

2008

8.5

1984

7.7