1999

8.2

2003

7.1

2003

6.7

1974

6.4

1984

5.1

1988

2.0

1982

2.7

1991

0.0

1972

5.0

2014

5.9

2016

7.2

2004

6.6

1978

10.0

1995

6.8

2009

6.1

2000

5.3

1987

4.1

2014

6.2

1993

4.0

2021

0.0