2017

6.6

1982

7.2

1994

8.1

1983

7.9

1998

7.1

1992

6.7

1993

6.6

2005

7.0

2012

2.9

2013

6.3

2012

2.4

2008

3.4

2023

6.3

2023

8.5

2012

6.0

1973

7.2

2013

6.6

2024

8.0

2021

0.0

2015

0.0