1973

6.9

2024

6.1

2018

7.6

1992

7.2

2021

5.9

2016

6.4

1990

9.5

2018

10.0

2009

6.6

8.5

2006

7.0

2020

7.0

2012

6.7

2007

4.8

2009

6.3

2015

8.0

2011

7.5

1999

6.1

2014

7.0

2020

6.2