1952

6.1

2005

0.0

1970

0.0

1980

1.0

1985

5.5

2015

6.8

1953

6.6

1969

0.0

1960

6.0

1977

5.0

1962

7.2

2013

5.2

1955

7.3

1957

7.2

1954

7.2

1960

6.0

1971

6.0

1998

6.3

1950

8.1

1950

8.1