1965

6.3

2014

6.9

1996

6.5

2011

6.6

2021

9.2

2019

5.4

2013

6.7

2021

6.7

2009

6.2

2016

7.4

2009

7.3

2001

6.8

2019

6.5

1996

5.9

2023

6.1

1965

6.3

1986

6.2

2016

7.1

2008

5.7

2017

6.6