2018

7.7

1963

6.9

2009

5.3

1994

6.6

2018

6.7

1974

6.5

1978

5.9

2012

5.7

1980

5.9

2011

6.6

2019

6.5

2020

6.7

1988

6.5

1995

4.6

1998

6.0

2003

6.8

1996

5.8

2002

6.1

1959

6.1

2013

6.1