Clubs from Europe’s top five leagues have been ranked in order of net transfer spending over the past 10 years. Fourteen Premier League clubs make the top 20, including <a href="https://www.thenationalnews.com/tags/manchester-united/" target="_blank">Manchester United</a> and <a href="https://www.thenationalnews.com/tags/manchester-city/" target="_blank">Manchester City</a>, who sit at the top of the pile in first and second spots, respectively. United have a net spend of more than €1 billion for the decade, while City have shelled out €984 million on balance. The big-spending teams completing the top five are <a href="https://www.thenationalnews.com/tags/paris-saint-germain" target="_blank">Paris Saint-Germain</a> (€941m net), <a href="https://www.thenationalnews.com/tags/barcelona/" target="_blank">Barcelona</a> (€650m) and <a href="https://www.thenationalnews.com/tags/arsenal" target="_blank">Arsenal</a> (€583m). Other Premier League clubs in the top 20 include Everton (€429m), Aston Villa (€424m), Chelsea (€413m), West Ham (€374m), Liverpool (€347m) and Newcastle (€339m). According to the report by the CIES Football Observatory, Spanish giants <a href="https://www.thenationalnews.com/tags/real-madrid" target="_blank">Real Madrid</a> sit way down the table with a miserly net spend of just €179m, having laid out €1,163bn but recouped €984m in sales. To see a list of the top spending European clubs over the past decade, check out the photo gallery above.