2011

7.6

2013

8.7

1960

7.4

2007

8.5

2016

7.8

1984

8.4

2003

7.4

1998

7.2

2005

7.0

2015

8.1

2022

6.2

1997

7.3

2015

7.9

2001

8.0

1988

7.5

1997

8.0

2004

8.2

2021

7.7

2014

8.3

1972

7.6