| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | Average 2010/15 | |
| Average Consolidated (*) | 48.9% | 47.3% | 49.8% | 49.6% | 50.9% | 55.5% | 50.8% |
| Alpha Bank | 63.0% | 62.2% | 56.9% | 61.1% | 63.7% | 67.1% | 62.3% |
| Eurobank | 29.4% | 28.4% | 25.2% | 25.1% | 25.2% | 35.6% | 28.1% |
| Piraeus Bank | 60.7% | 64.8% | 61.7% | 63.7% | 61.8% | 58.9% | 61.9% |
| NBG | n.a | 50.4% | 51.8% | 46.2% | n.a | n.a | 49.5% |