1923

8.5

6.1

2020

7.0

2003

6.1

1990

6.0

2013

6.1

1989

5.2

2025

7.3

1984

6.7

2004

6.0

1972

4.0

1967

6.8

1986

6.8

2014

5.6

1953

6.8

2006

6.9

2008

5.2

1982

7.6

1946

7.1

2001

6.8