1952

6.3

1938

8.0

1985

6.7

1976

0.0

2018

5.8

1962

0.0

2000

7.6

1966

7.8

1977

8.6

6.0

2006

7.6

2003

7.0

2001

6.9

1968

3.0

2011

0.0

1989

0.0

2018

6.7

2000

6.9

1969

0.0

2022

6.7