1985

4.3

1971

8.1

2025

0.0

2001

7.8

1999

7.1

2000

7.4

1991

5.9

1983

7.3

2017

5.9

2000

6.9

2019

6.1

2019

6.2

2019

6.1

1986

7.6

2020

7.2

2003

6.0

2015

6.8

2013

6.8

1977

7.4

2012

5.6