2006

10.0

2020

6.9

1988

7.4

2022

5.5

1994

5.7

1958

6.9

1997

5.4

2011

7.1

1988

6.2

2018

6.7

2008

7.9

2002

7.7

1978

7.4

1995

7.1

1985

7.5

1980

5.3

1999

5.8

1990

6.6

1994

7.4

2001

5.4