2014

5.9

1970

7.6

1999

6.6

2001

7.2

1993

6.2

2021

7.4

2020

7.4

2003

6.2

2021

7.0

2020

6.9

2013

6.1

2014

5.4

1984

6.5

2010

5.3

1965

6.9

1970

7.4

2012

7.3

2018

6.6

2010

6.3

2004

7.1