1989

6.9

1991

6.3

2007

7.4

0.0

2007

4.8

1993

5.5

2007

6.9

2024

6.1

2019

6.4

2017

7.2

2020

4.2

1997

6.6

1999

6.3

2002

6.0

1999

7.1

1992

7.3

1989

7.8

1990

7.5

1985

8.3

2016

8.0