2003

7.8

2018

8.1

1990

6.4

2013

5.9

2001

5.4

1999

10.0

2005

8.2

2011

7.3

2023

8.2

1990

7.4

1999

7.9

2002

6.1

2005

7.5

1990

6.0

1980

6.5

1998

3.6

1989

5.9

1997

6.1

1999

7.9

2015

5.7

2000

10.0