2012

5.7

2016

7.6

2004

8.1

2015

7.5

1982

7.9

2019

8.5

1943

8.2

2000

7.4

2013

8.1

2006

6.1

1995

8.0

1996

8.0

2009

7.6

2014

7.9

2000

7.1

2014

6.5

2005

6.7

1998

8.1

2007

7.0

1989

6.3