2009

6.8

1993

5.4

2002

6.0

2005

5.9

1987

7.5

2011

8.1

2003

6.6

1966

6.2

1985

6.9

1953

4.8

1992

6.7

1920

7.3

2006

6.7

2022

3.2

1932

6.4

2022

7.4

1972

6.5

2014

5.5

1971

6.4

1911

6.6