Among the EU27 Member States, the highest proportions of enterprises with innovation activity were recorded in Germany (79% of enterprises), Luxembourg (68%), Belgium (61%), Portugal, Sweden and Ireland (all 60%), and the lowest in Bulgaria (27%), Poland (28%), Latvia (30%), Romania and Hungary (both 31%). […] Among enterprises with product and process innovation activities in the EU27, 27% co-operated with other enterprises, universities or public research institutes in 2008-2010, while the remaining 73% innovated using only internal resources. The highest proportions of innovation co-operation were found in Cyprus (62% of all product and process innovative enterprises), Austria (51%), Slovenia (45%), Lithuania and Hungary (both 43%), and the lowest in Italy (12%), Malta (18%), Portugal (20%), Spain and Bulgaria (both 22%).

Eurostat [pdf]