2002

7.5

2000

7.4

2003

7.1

1990

6.2

2008

6.6

1993

4.2

1974

6.4

1977

4.8

1994

5.8

1992

4.0

1978

4.3

1990

6.9

2020

10.0

1973

0.0

2009

1.9

1982

5.6

2019

0.0

1991

0.0

2000

4.5

2024

6.0