2004

7.4

2007

9.5

2022

7.1

2013

8.2

1992

6.8

2012

7.1

2023

6.0

2017

7.8

2011

7.6

1999

9.2

2012

7.4

2015

8.3

2023

9.7

2014

6.7

1993

7.0

2024

7.2

2013

6.8

2020

5.6

1985

7.5

1975

6.6