2018

6.9

1980

6.5

2007

4.4

2000

6.7

2016

7.4

1983

6.7

2013

4.1

2008

6.3

1994

3.1

2015

0.0

2021

6.6

1987

7.1

2011

0.0

2021

2.5

1973

6.4

1974

0.0

1985

8.0

1979

7.3

2007

4.4

2015

5.9