1985

4.3

1980

8.2

1998

7.1

1990

7.0

2005

6.3

1997

7.6

2023

0.0

1985

7.5

2005

5.6

2006

2.0

2022

9.0

1988

6.4

2001

7.8

0.0

2017

6.2

0.0

1975

4.1

2006

7.0

1986

7.6

2020

5.0