1993

6.9

2007

6.5

2006

7.3

1976

7.8

1963

5.6

1982

7.6

1985

5.4

1991

6.0

1962

7.4

1938

6.3

1975

8.7

2022

1.5

1992

6.0

2012

8.5

2017

6.6

2019

4.9

2023

8.5

2006

5.4

1976

3.2

0.0