| 2008 | 2009 | 2010 | 2011 | 2012 | 2013 |
Overall balance (basis of commitments, excluding donations) | 1210.4 | 192.5 | 1275.6 | 1084.0 | 430.5 | 389.8 |
Overall balance (commitment basis excluding donations/BEAC consolidation excluded) | 1210.4 | 192.5 | 1275.6 | 1084.0 | 430.5 | 389.8 |
Overall balance (commitment basis, donations included) | 1228.1 | 207.0 | 2587.6 | 1119.4 | 440.5 | 417.9 |
Financial savings on oil resources (EFRP) | 1087.4 | -381.1 | 1030.6 | 885.7 | 849.6 | 522.9 |
Reference budget balance (as a % of GDP) | 8.7 | 15.4 | 34.0 | 10.9 | −2.5 | -0.4 |