1995

7.7

2003

7.4

2016

10.0

1979

6.8

2014

2.0

2005

7.0

1999

7.7

2006

7.1

2019

0.0

2009

8.5

2010

0.0

2003

7.4

2018

7.3

1981

6.7

2021

8.0

2016

0.0

2004

6.6

1993

8.3

1997

5.6

1990

7.9