1992

6.9

2024

8.4

2014

6.8

2014

7.3

1999

7.0

2016

7.2

1993

7.9

1986

7.7

2021

8.3

2009

6.8

2012

6.7

1963

5.7

2016

7.6

2015

6.1

2005

7.6

1966

7.6

1982

7.1

2019

7.3

2019

8.0

2015

7.3