2000

6.0

2013

6.4

2007

10.0

2001

7.2

1999

7.6

2015

7.5

2009

6.8

2003

6.7

1992

6.8

2010

7.0

2021

7.8

2014

5.7

2024

7.6

2014

6.8

2020

9.4

1938

7.1

1943

8.5

2010

6.7

2011

7.2

2017

6.0