2015

9.6

2022

6.8

1965

7.9

2025

7.0

1964

6.6

2004

6.5

2016

6.7

2020

6.4

2009

5.6

1998

6.1

2017

5.9

1978

6.1

1937

7.1

1955

5.6

1990

6.1

1974

5.8

1963

6.9

1948

7.3

1968

6.9