1989

6.7

2011

9.7

1998

10.0

1997

5.2

2003

6.1

2004

6.8

1993

7.5

2019

0.0

1985

8.1

2025

0.0

1997

5.5

2000

5.1

1964

7.4

2014

6.0

2005

6.7

2014

0.0

2014

10.0

2007

4.9

1958

0.0

2007

6.8