2006

6.5

2007

6.7

2020

2.0

2005

9.0

2016

5.4

1953

7.9

0.0

1984

6.7

2008

6.5

1980

6.4

1971

5.8

2018

0.0

2018

7.0

2021

6.0

1992

6.6

2007

0.0

1996

7.1

2000

6.9

1964

7.5

2004

6.4