1980

8.2

1978

7.6

2013

3.5

1995

5.2

2015

5.7

1986

7.4

2023

5.0

2018

6.4

2016

0.0

2018

5.7

2020

7.0

2018

6.0

2016

6.5

1979

6.3

1981

6.6

2010

6.0

1990

6.2

1998

6.0

2018

6.6

1982

6.9