2002

7.5

2008

8.9

2019

8.0

2018

8.0

2006

8.6

1987

8.4

1976

8.0

2013

7.3

2015

6.7

2012

6.3

2023

7.6

2007

8.1

1963

7.8

1995

7.8

2016

7.8

2009

7.4

1982

7.6

2014

8.2

2012

7.0

1972

7.9