If you hang our latest Top 50 ranking table of European retailers on your office wall, it will doubtless impress all trade visitors. But what are sales and market share prognoses for 2020 without interpretation?Even the most cursory glance at this fascinating snapshot, compiled by Edge Retail Insight, demands an answer to a number of questions.Why, for instance, does the largest retailer on the continent still make hardly more than one per cent of its annual sales online when Amazon is already snapping at its heels? Or why are there still no retailers from Central & Eastern Europe in the Top 10 – thirty years after the collapse of the Soviet bloc?