2002

6.8

2014

7.8

2018

8.2

2016

5.0

2015

0.0

2007

0.0

1971

6.6

2009

6.1

1981

5.8

2023

4.9

1984

5.8

1977

7.6

1990

7.8

1978

6.3

1980

5.6

2011

4.8

1981

5.9

2019

6.8

2018

6.3

1982

6.7