1980

2.0

2005

4.9

1975

3.4

1972

4.0

1990

4.9

1976

4.0

1974

6.5

1971

7.5

2021

6.6

1977

5.8

1975

6.4

1999

2.0

1974

6.0

1989

5.4

1974

4.5

1977

6.6

1978

5.9

1972

4.9

1981

4.8

1969

4.7