2015

6.7

2007

10.0

2003

5.8

1995

5.2

5.7

1998

6.2

1977

6.5

2017

6.8

2021

6.8

2014

4.5

1994

6.5

2022

5.8

1977

7.3

2004

7.1

1982

6.0

2018

6.8

2019

7.6

2012

9.4

2024

5.3

2011

5.5