1979

7.8

1991

0.0

1961

5.0

1989

6.7

1995

6.1

2023

0.0

1991

6.9

1985

7.7

2000

6.4

1987

6.0

2000

5.8

1962

5.1

1975

7.8

1999

7.4

1939

7.5

1999

6.9

2008

0.0

2019

4.2

1998

7.5

2022

7.5