1939

7.8

1983

5.1

1937

7.9

1977

5.3

2019

6.1

2021

6.6

1981

7.0

2001

5.4

2023

6.1

1981

6.0

1967

4.8

2008

4.8

2025

0.0

2008

6.8

2006

5.3

2008

6.4

1999

6.8

2024

0.0

2019

0.0

1999

7.4