1993

4.2

1994

5.7

1991

4.8

2021

2.8

2005

6.4

1968

5.4

1983

6.0

1979

4.9

2023

0.0

1997

7.6

2019

5.0

1933

3.4

1915

5.8

1984

6.5

1960

6.3

2003

3.8

1971

6.3

1982

4.7

2001

5.3

2022

5.8