1990

6.4

1982

5.8

1999

7.1

1998

7.4

2005

7.5

2000

7.7

2016

6.7

2009

6.2

1997

7.5

2005

6.7

1991

6.6

1991

3.1

2024

0.0

2003

7.6

1971

6.2