1981

6.8

2022

8.0

2009

2.0

2008

6.9

1985

0.0

1973

4.4

1967

5.2

2019

0.0

2023

0.0

1992

10.0

1989

6.2

1999

7.1

2006

4.8

2016

4.2

1990

7.7

2008

5.9

1988

0.0

1962

6.0

1982

6.9

1987

6.3