2017

8.7

1989

6.2

2000

6.9

1999

6.0

1987

6.2

2018

6.9

1994

4.0

1996

6.6

1988

5.5

2.0

1995

5.9

2021

6.1

2015

7.7

2024

0.0

1988

6.1

2009

6.8

2002

0.0

1995

7.7

1993

8.4