2006

5.5

2001

6.2

1973

6.8

2015

6.2

1997

6.8

1964

7.2

1972

6.8

2004

6.2

1973

6.7

2023

7.7

2007

5.6

2006

5.2

1992

4.2

2016

7.1

1997

4.6

1955

6.0

1973

7.0

1971

7.4

1993

6.7

2001

7.8