2021

6.6

1988

0.0

1991

7.4

2003

6.0

1995

6.5

1978

6.1

2012

2.0

2018

10.0

2013

1.7

2014

6.1

2004

5.2

2006

6.7

1984

4.2

2013

6.2

2014

4.8

1970

3.8

2017

5.7

2017

5.1

1967

6.9

1997

6.2