1973

7.4

2008

6.6

1995

7.2

2003

8.2

2023

7.7

1963

7.6

1949

6.0

1959

6.9

2006

5.1

2000

8.0

2000

6.6

1996

6.4

0.0

1954

7.1

2024

0.0

1991

0.0

1992

6.2

2000

0.0

1972

7.0

1976

7.8