2006

6.3

1994

7.5

1976

5.9

1999

7.6

2004

7.4

2002

5.9

2020

7.0

2005

7.2

1991

2.0

2002

4.1

2019

5.0

2003

6.6

2014

6.7

2004

6.0

1977

4.0

2019

0.0

1977

1.0

2024

0.0

1999

6.8

1993

0.0