1977

4.7

2007

6.8

1949

7.7

2002

6.4

1961

6.0

1963

9.0

1997

4.0

2023

6.8

2021

7.0

2005

5.8

1974

6.8

2007

7.1

2000

10.0

2023

6.7

2022

6.8

2018

0.0

1975

1.0

1994

4.1

1974

4.2

1986

6.0