2003

6.8

2019

6.1

1982

7.6

2010

7.9

1994

4.2

6.6

1988

6.3

2022

7.2

1988

6.2

1963

6.9

1975

4.2

1977

5.6

1964

7.5

2006

8.0

2012

7.2

1967

6.5

2004

8.8

2003

6.1