1984

7.6

1988

5.7

1964

0.0

2015

6.8

1963

7.9

1964

7.3

1985

4.1

1980

0.0

1995

7.1

1971

6.0

1990

7.7

1959

3.7

1992

6.6

1983

7.4

1962

7.0