1995

7.6

2014

4.6

2017

5.9

1976

6.6

2018

0.0

2001

7.5

1993

0.0

1962

7.7

1978

2.0

2005

7.3

2016

2.0

1966

1.0

2020

6.3

1982

3.9

2004

1.0

1991

7.1

2003

7.2

2023

5.6

2024

0.0

2013

0.0