2013

4.5

1991

7.2

2017

5.9

2016

4.7

2005

3.7

1985

6.3

2019

5.7

2014

5.8

2019

5.9

2024

4.0

2012

4.2

2017

7.0

2022

6.8

2014

5.0

2013

4.0

2023

6.0

2007

5.3

1990

5.5

2009

6.3

2015

6.7