2007

6.0

1984

8.1

1979

7.4

1994

6.8

2021

6.9

2005

7.2

2002

7.6

2005

7.5

1998

8.3

2002

7.0

2000

6.3

2024

6.3

2016

5.8

1997

7.0

2005

6.7

1998

6.6

1952

7.9

2001

7.8

2003

7.1

2006

6.3