1999

2.0

2010

1.0

2011

2.0

1949

0.0

2015

4.7

2015

4.6

1992

3.0

2015

3.0

1986

0.0

2022

6.0

2018

6.8

2019

5.5

1989

4.5

2014

5.9

2005

0.0

1996

5.1

1988

5.1

2007

6.5