1939

7.6

1998

6.2

2021

6.8

1994

7.3

1972

6.5

1974

2.7

1974

7.2

2017

7.9

1990

6.5

1999

5.3

2000

6.4

1962

7.8

1965

6.3

1988

6.6

1979

6.1

1994

5.3

1962

3.6

1966

5.6

2023

6.4

2003

4.7