1961

5.6

1964

7.9

1965

6.4

1967

5.8

1972

7.8

1968

7.2

1965

7.3

1955

6.6

1973

7.0

1963

5.3

1972

7.6

1968

4.7

1982

6.2

1974

5.9

1969

6.0

1966

8.0

2016

5.7

1966

0.0

1962

6.8

1969

6.7

1972

6.9

1962

6.4

1972

7.1