1983

0.0

1958

6.7

2001

6.7

2003

7.5

1968

7.3

1974

6.0

1984

7.8

1992

7.1

1959

7.0

1972

7.7

1980

9.2

1977

8.2

2001

8.8

2020

0.0

2010

10.0

2005

7.0

1997

6.8

2000

6.5

2001

5.5

1967

7.7