2002

8.6

1987

7.1

2002

8.1

2010

7.9

2013

7.9

1976

6.0

1996

7.1

1992

6.0

1988

7.5

1971

8.1

1986

7.9

2000

7.0

2002

7.1

2008

7.7

2019

8.4

2021

7.5

1998

0.0

2003

7.8

1991

7.7

1983

6.3