1997

3.5

2021

0.0

2007

6.2

1999

7.2

1978

5.1

1973

5.2

1986

7.2

2007

6.8

1939

7.5

1970

5.3

1965

6.8

1964

6.8

1967

6.7

2006

5.0

1992

5.1

1998

7.2

1984

6.3