2018

5.2

1994

8.7

2010

8.4

1972

8.7

1999

8.4

1985

8.3

2013

8.0

2023

8.1

2012

7.2

2022

8.2

2014

8.5

2022

8.2

1968

8.1

2009

7.6

2006

7.4

2024

7.7

2006

8.2

2021

7.8

1982

7.9

2010

7.4