1953

7.2

2015

6.9

1998

6.0

1994

6.6

2016

4.2

2014

8.0

2015

7.3

2012

7.9

1999

6.6

2024

6.5

2007

7.3

2013

6.7

2006

6.8

2013

5.9

2022

7.0

2023

6.3

2017

6.9

2019

6.7

1971

6.0

2001

6.8