2015

7.8

2010

7.9

1984

6.2

2001

5.9

2006

6.8

1960

4.1

1999

7.9

2019

6.0

2007

7.7

1984

6.8

2024

4.7

1983

6.9

2014

5.0

1998

0.0

1984

6.5

1969

7.0

1987

6.2

2016

6.6

1986

5.5

2007

7.5