2010

6.2

2014

6.8

2016

6.2

2002

9.1

1982

6.7

1991

6.5

2015

5.9

2006

5.7

1980

5.8

1984

7.2

2004

7.1

1955

6.2

2000

5.0

1955

7.2

1964

7.0

2022

5.0

2003

6.3

2020

6.1

2019

7.0

2012

9.4