1985

4.3

1988

10.0

1972

0.0

1974

5.2

2023

6.5

2006

7.0

2014

6.9

0.0

2018

6.8

1970

7.0

1979

6.9

2003

8.3

2004

7.5

1979

8.3

1985

7.7

1996

6.4

2001

7.8

1998

7.1

1993

7.8

1996

8.0