Top four global grocery retailers. Turnover in euro (€)m
| | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | Increase (%) | CAGR % 2010-2015 |
| Walmart** | 318,833 | 337,858 | 356,116 | 371,088 | 386,064 | 401,753 | 26.0% | 4.7% |
| Carrefour | 91,728 | 96,144 | 101,958 | 108,443 | 114,845 | 122,360 | 33.4% | 5.9% |
| Tesco | 73,777 | 79,934 | 86,617 | 93,188 | 99,946 | 106,074 | 43.8% | 7.5% |
| Metro | 67,297 | 69,813 | 73,812 | 78,018 | 82,397 | 87,020 | 29.3% | 5.3% |
