2007

5.7

5.3

2017

5.9

2011

5.6

2014

5.9

1980

6.6

2019

6.6

2012

5.8

1986

6.2

1985

6.9

2012

7.2

2024

6.4

2001

5.2

2012

6.3

1988

5.7

2003

5.8

2002

7.8

1971

6.0