1999

6.9

1939

7.5

1999

7.4

2007

5.8

2002

4.4

1974

7.9

1996

6.5

1984

5.8

1975

7.2

1969

6.4

1961

5.0

1998

7.3

1966

6.4

2013

4.8

2020

0.0

1974

4.8

1990

4.6

1993

6.6

2004

6.7

2005

7.4