1979

7.1

2023

6.0

2024

7.2

2022

6.3

1991

6.8

1956

7.9

1948

7.8

1971

7.6

2000

7.5

1966

7.2

1973

7.0

2000

7.6

1987

7.3

1959

8.0

1997

6.8

2023

10.0

2021

3.5

2002

8.4

1996

6.6

1979

6.9