2002

5.1

2014

7.0

2016

4.4

1988

6.3

1972

3.0

2015

7.5

2021

3.2

2005

4.9

2020

6.3

1997

5.8

1973

4.7

2013

4.8

2017

1.5

1976

10.0

2004

5.5

2018

4.7

2007

6.6

1999

6.0

1971

0.0

1983

5.2