2004

7.3

2006

5.8

1966

6.2

1997

6.5

1998

7.4

2003

5.9

2007

5.1

2003

6.6

1957

6.3

2019

8.4

2017

7.5

2014

7.0

1948

6.1

2008

7.4

1980

7.2

2014

8.4

2021

7.4

2017

8.6

2017

8.6

2000

6.8