2019

7.6

1998

7.2

2009

4.5

1998

6.3

2006

5.0

2016

7.4

2002

6.3

1997

6.9

2001

0.0

2005

6.8

2007

6.0

1979

7.1

2004

6.3

2001

6.2

1983

7.3

2003

7.0

2005

5.6

2020

9.0

1996

6.3

2022

5.5