2001

8.4

1991

5.1

2015

5.4

2019

0.0

2000

7.0

2001

8.0

2002

5.0

2016

7.5

2007

6.3

1979

3.5

2016

5.3

1980

5.2

1977

0.0

2007

8.2

2018

5.7

1996

8.1

2012

9.3

1968

4.8

2014

7.4

1989

8.1

2007

8.3