Slightly tangential, but Eurostat maintains some useful data also on EU members. Could be a useful data point if you are going after a European market with your killer startup idea. It is two years out of date however. Stuff will have changed since then, especially in the likes of the PIIGS countries.
Purchasing power:
http://epp.eurostat.ec.europa.eu/tgm/graph.do?tab=graph&...
Broadband penetration rates:
http://epp.eurostat.ec.europa.eu/tgm/graph.do?tab=graph&...