2015

7.9

1987

5.7

1991

7.9

2018

5.9

2016

8.6

1995

8.1

2012

7.4

2011

7.6

2013

5.4

2021

8.0

2004

8.3

1982

10.0

2004

8.6

2011

8.2

1994

6.5

2011

7.4

2003

6.5

2017

8.0