2003

6.3

1994

6.2

2016

6.7

1974

6.5

1996

5.8

2016

6.1

1941

7.0

1966

6.1

1996

6.9

2020

6.7

1953

7.2

2019

6.5

1988

6.4

1985

6.7

1998

6.1

2019

6.7

2009

6.1

2014

6.3

2007

7.2

1989

6.2