1999

7.6

2004

7.4

1994

7.5

2016

6.0

2005

7.2

2013

0.0

2006

6.3

2018

10.0

2020

0.0

2014

6.3

1977

4.0

2023

0.0

1976

5.9

2023

6.5

2002

4.1

2024

5.8

2024

10.0

2024

8.5

2003

6.6

0.0