2018

4.7

1949

7.9

2006

8.2

2006

6.1

2006

5.3

2001

7.2

1976

7.6

1971

7.4

2020

1.0

1969

6.6

2006

5.5

2007

6.7

1991

3.3

1997

7.6

2005

6.8

1998

7.1

1969

7.8

1973

7.4

1992

7.4

1944

7.6