2019

5.8

2010

3.6

2004

4.6

1993

4.9

2025

4.5

1992

5.3

2018

4.6

2016

6.1

2020

0.0

2021

5.5

1999

5.4

1998

5.7

1986

7.4

1996

5.9

1999

5.6

2000

5.5

1998

6.2

1985

6.6

2013

4.0