2002

6.1

2019

6.5

2003

6.8

1994

6.2

2006

6.1

1963

6.9

2020

6.7

2011

6.6

1998

6.0

1980

5.9

1940

6.3

1999

5.9

2008

5.4

2011

6.6

1994

6.6

2014

7.0

2016

6.7

1978

5.9

1996

6.5

2009

5.9