2002

7.8

2005

6.5

2007

6.7

1993

7.7

1998

7.2

2008

7.3

1979

7.0

2025

0.0

2003

7.2

2004

7.2

2024

0.0

2020

1.0

1987

0.0

2002

8.4

1998

6.9

1997

6.8

2022

5.0

0.0

2016

7.0

2016

4.7