1976

7.2

1991

7.3

1993

6.1

1999

5.7

2021

7.9

2003

6.5

1996

6.3

2014

5.8

2004

5.3

1998

6.2

2008

6.0

2002

6.4

1988

4.0

1998

4.2

2019

6.6

2016

8.6

2024

0.0

1985

6.4

2001

4.8

2017

7.4