2008

6.7

2003

7.1

2004

6.2

2009

6.0

1988

6.2

1999

6.8

2020

6.9

1996

6.1

1989

6.8

1985

7.2

2016

6.4

2024

0.0

2016

5.8

1977

4.0

2017

5.6

1992

6.8

2008

4.3

2017

0.0

2020

5.0

2023

6.0