2000

7.8

2010

4.9

1980

0.0

1989

6.0

1994

1.0

1997

0.0

2010

6.4

2011

5.9

2014

5.3

1999

7.0

2007

5.0

1986

5.3

2015

3.3

2015

7.7

2009

0.0

2019

7.1

2008

10.0

2011

2.0

1970

6.1

2004

5.5

2006

7.2

1984

7.9

1992

3.4

1979

0.0