1994

7.5

2016

6.0

1999

7.6

2004

7.4

2018

10.0

2013

0.0

2020

0.0

2020

10.0

2020

10.0

2002

4.1

1937

0.0

2015

6.9

2015

0.0

2006

6.3

2004

6.0

1977

4.0

2005

7.2

2023

6.5

2024

0.0

2002

5.9