1996

6.5

2022

6.3

1977

6.4

1999

6.6

2008

5.7

1966

6.1

2020

6.8

2003

6.2

2012

6.6

2011

7.5

2022

6.8

2004

5.7

1997

5.1

2015

5.3

1988

7.3

1987

4.4

1944

6.2

2014

6.3

2013

6.1