1996

8.0

1970

7.0

1987

7.6

1994

7.0

1993

7.4

2009

7.2

2015

6.8

1987

6.7

2010

6.5

2012

5.1

1959

6.5

2010

5.8

2018

7.4

2006

5.6

2024

10.0

2004

5.7

2014

7.2

2022

7.1

2025

0.0

2003

5.5