1938

6.9

1938

6.7

2003

7.1

1952

6.2

2015

7.0

2013

7.0

1977

5.8

1959

7.0

1989

5.5

1983

6.4

2014

6.1

2009

8.8

2011

5.7

2013

6.2

2009

7.0

2009

6.9

2024

0.0

2005

5.4

1979

7.6

1984

6.7