1976

6.3

1964

6.3

1975

5.3

1967

0.0

1972

6.7

1953

0.0

1967

5.6

1976

6.5

1954

0.0

1976

0.0

1974

7.0

1971

5.8

1973

6.5

1972

6.8

1971

6.0

1972

6.2

1972

6.4

1972

6.5

1966

5.0

1974

7.2

1974

6.4

1973

5.2

1975

6.5

1973

6.2

1974

6.3

1975

6.7

1973

3.2

1975

6.0

1967

0.0