Una mostra d'anàlisi de dades obertes de data.gov http://blog.cgpgrey.com/how-many-americans-have-a-passport-the-percentages-state-by-state/ Raf -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.osgeo.org/pipermail/barcelona/attachments/20110309/f9ad23d6/attachment.html