1971

5.8

1973

7.5

2016

8.0

2013

6.8

2023

7.0

1991

6.7

1966

0.0

1965

7.1

2018

0.0

1974

6.1

1992

7.8

2004

6.5

1978

5.3

1989

6.4

1970

6.5

1974

7.5

1931

6.6

1982

0.0

1965

6.2

1974

7.5