1986

5.8

2023

7.0

2021

9.3

2014

5.8

2009

7.5

1972

6.7

2016

6.6

1950

7.5

1939

7.2

2004

6.8

1986

6.4

1978

8.0

2003

5.0

1955

6.3

1928

8.0

1962

7.6

1999

8.0

2004

6.9