2010

5.8

2013

6.5

1990

6.3

2003

6.1

1999

5.3

1998

6.6

1986

5.9

2006

6.9

1998

6.4

2009

5.8

1990

6.0

2013

6.4

1920

7.3

2023

6.4

1986

7.6

2012

5.4

1987

6.8

2003

5.9

2006

6.1

1890

4.9