2015

6.3

1994

6.7

2008

6.5

2021

7.2

2024

0.0

2016

6.0

2023

6.1

1955

8.0

2008

5.3

2002

5.8

1977

6.3

2014

6.2

1994

6.8

1981

7.1

2014

6.3

2007

5.8

2010

7.8

2006

6.2

2003

7.3

1999

7.9