2006

7.1

1988

7.7

1994

6.5

2008

6.4

2013

6.1

2014

6.7

1999

6.3

1969

5.3

2025

0.0

2022

0.0

2005

6.1

2009

6.8

2023

6.5

2014

6.7

1979

7.6

2000

5.3

2007

6.9

2021

4.0

1993

7.0

1994

8.5