2014

7.0

2016

6.7

1998

6.0

1999

5.9

2011

6.6

1972

6.4

2007

10.0

2018

5.6

2011

5.0

2017

5.5

2002

7.4

2017

6.5

2022

6.8

1982

6.9

1967

6.5

2009

7.4

6.2

1992

4.5

1969

6.6

1966

6.2