2013

7.6

1988

5.5

2010

6.1

2014

6.0

2015

7.4

1993

6.1

2003

6.9

2012

7.0

2014

5.8

1967

7.7

2021

10.0

2021

7.7

2002

6.8

2016

6.2

1961

6.9

1969

6.6

6.4

2014

5.4

2005

7.7

1962

7.9