[Qgis-user] Numerical sorting in categorized style

[Andre Joost]

Am 27.02.2013 15:59, schrieb Jakub Weiner:
> Good afternoon,
> Is there anybody able to help me with setting QGIS to sort data for categorized coloring numerically?
> As you can see on the image enclosed, it's obviously sorting these numbers as a text. The attribute table does the same.
> I will be very pleased, if somebody will give me an advice on this topic.
>

What data type have you set for the values? It should be integer or 
real, not text.
Right-click on the layer, Properties, field tag.
If you have imported the data from a csv, you have to build a csvt file, see
<http://underdark.wordpress.com/2011/03/07/how-to-specify-data-types-of-csv-columns-for-use-in-qgis/>

HTH,
André Joost