2015

5.1

2014

7.5

2012

7.3

6.7

1982

4.0

1939

5.6

1958

5.5

1985

5.5

2023

5.6

1990

7.0

2018

5.8

2007

8.2

2010

7.7

1967

6.2

1964

4.3

2007

8.2

2012

5.8

1974

9.0

1982

5.2

1989

6.0