2001

6.8

2018

6.9

2021

5.6

1979

9.8

2014

4.0

2022

0.0

2023

5.9

1999

6.3

1994

5.1

2024

4.6

1991

0.0

2023

4.6

2009

7.0

1994

5.2

1991

5.6

1947

0.0

1948

0.0

2001

6.5

1977

5.7

1970

7.3