1967

6.7

1965

7.4

1949

7.5

2023

6.8

1988

6.2

2007

6.1

2013

6.6

1979

6.1

2002

6.2

1965

6.3

1987

5.7

2014

4.6

2001

6.1

1967

6.9

2001

5.3

2004

6.0

2006

5.5

1997

7.0

2017

6.6

2023

6.0