2016

6.7

2001

6.2

2014

6.8

1971

6.4

1994

7.1

1948

7.4

1928

8.0

2014

6.7

1987

6.8

2003

4.9

2008

8.7

1969

6.6

1963

7.9

1988

8.5

2011

7.6

2025

6.0

1999

5.6

2000

7.3

1974

8.6

1994

8.1