1985

6.8

2005

7.3

2019

3.2

2012

7.6

1984

0.0

2005

5.3

1990

7.4

1999

7.9

2002

3.0

2003

5.8

1993

6.1

2002

5.3

2019

6.5

2009

7.6

1998

5.8

2000

5.7