2009

8.1

1959

4.0

2017

5.0

1986

6.9

1988

4.2

1983

6.2

2023

6.4

1995

8.0

2015

7.2

2000

7.6

1994

6.7

1986

6.7

1989

7.1

1979

7.5

2004

5.8

1980

7.8

2002

7.6

2002

6.3

2004

6.6

2008

6.7