2001

6.2

1997

7.4

1998

7.2

1987

6.7

1974

6.6

1978

5.7

2019

7.1

1999

6.2

1982

7.5

2005

6.3

1990

7.4

2024

0.0

2020

4.5

2025

0.0

2001

6.2

2000

6.0

2007

6.7

1984

7.3

2004

7.9

2016

4.6