2015

6.4

2012

8.2

2019

5.4

1985

6.1

1994

6.6

2017

6.5

1975

6.3

2004

7.3

1991

6.2

6.6

2019

6.2

1972

6.6

2019

6.9

2018

5.4

2020

6.7

1991

5.1

0.0

2011

6.8

2023

9.2

2024

7.2