1954

0.0

1966

6.4

1999

4.4

2005

5.6

1981

0.0

1970

0.0

1974

0.0

2008

7.6

0.0

1995

6.9

1967

0.0

2015

6.0

1926

7.9

1968

6.6

1963

7.2

1955

5.3

1961

7.0

1992

0.0

1980

6.1

1953

6.0