1970

2.0

2004

6.4

2017

6.5

2008

6.9

2023

0.0

1992

5.8

1992

0.0

2022

3.0

2022

0.0

2016

6.8

2010

0.0

2019

0.0

1998

0.0

2007

0.0

2017

4.7

2022

5.0

1989

0.0

1969

2.9

2013

5.7

2020

4.8