1963

9.0

1987

7.1

2012

7.3

2012

0.0

2010

6.5

1966

5.8

1998

6.9

2019

6.4

1975

6.6

2020

0.0

2016

0.0

1972

6.0

2017

4.3

1968

6.4

2017

5.5

2006

5.0

2015

6.7

2011

6.6

10.0

2009

6.1