2006

6.4

2018

6.9

1992

6.0

2019

8.8

2010

6.6

1994

7.9

2013

5.0

2018

6.0

2015

4.5

1932

5.0

2014

4.9

2016

5.6

2014

4.8

2021

10.0

2004

5.6

2017

5.5

2007

6.1

1987

6.7