2007

6.3

1969

7.1

2015

6.0

2009

8.3

2014

2.9

2010

8.0

1977

6.9

2017

7.5

2017

7.2

2024

6.8

2017

6.0

1997

6.5

1975

8.7

2022

6.4

2003

5.9

1984

8.6

2001

5.6

2006

6.5

1955

7.4

1998

7.4