2007

6.1

2020

6.0

2012

9.3

2008

6.3

2020

6.9

1995

7.8

1990

5.8

2000

9.4

2021

6.6

1954

6.7

1996

8.0

1998

6.4

1988

5.3

2017

6.9

2014

6.6

2013

5.3

1999

5.1

1997

5.9

2012

6.5