2003

6.6

1993

5.4

1976

5.7

2002

5.5

1984

6.4

2008

8.7

2023

6.8

2007

7.3

2021

6.6

2019

7.0

1991

5.2

2008

6.1

1991

5.7

2004

6.4

2024

0.0

2004

6.1

1982

5.2

2014

7.7

2001

7.4

2015

6.8