1954

5.9

2007

6.5

2023

5.5

1969

6.9

2005

6.2

1979

5.7

2002

7.4

2003

6.6

1998

6.0

2008

6.8

2007

6.4

2016

5.0

1966

8.0

1978

0.0

2014

6.4

2015

6.7

1996

7.0

1956

7.2

2021

7.0

2017

7.0