1988

4.7

1989

8.1

1981

6.6

1992

0.0

1995

6.8

2000

6.8

1963

7.9

1985

4.1

1994

6.2

1980

5.8

2004

10.0

1986

7.3

1993

6.1

1994

8.4

1977

7.5

2018

4.7

1983

7.0