1988

5.3

1988

6.4

2017

4.7

1993

7.0

1977

5.0

1975

5.6

1977

5.6

2003

2.0

2020

0.0

2001

3.0

1977

4.6

1995

3.8

1979

6.0

1988

5.4

1980

3.4

1983

7.0

1999

4.0

1997

4.0

1989

5.2

1991

5.2