Distributions we paid during 2011, 2012 and 2013 were as follows (in thousands, except per unit amount): | | | | | | | | | | Payment Date | | Per Unit Cash Distribution Amount | | Total Cash Distribution | 2/14/2011 | | $ | 0.37875 |
| | $ | 85,398 |
| 5/13/2011 | | 0.38500 |
| | 86,807 |
| 8/12/2011 | | 0.39250 |
| | 88,498 |
| 11/14/2011 | | 0.40000 |
| | 90,189 |
| Total | | $ | 1.55625 |
| | $ | 350,892 |
| | | | | | 2/14/2012 | | $ | 0.40750 |
| | $ | 92,177 |
| 5/15/2012 | | 0.42000 |
| | 95,004 |
| 8/14/2012 | | 0.47125 |
| | 106,597 |
| 11/14/2012 | | 0.48500 |
| | 109,707 |
| Total | | $ | 1.78375 |
| | $ | 403,485 |
| | | | | | 2/14/2013 | | $ | 0.50000 |
| | $ | 113,340 |
| 5/15/2013 | | 0.50750 |
| | 115,040 |
| 8/14/2013 | | 0.53250 |
| | 120,707 |
| 11/14/2013 | | 0.55750 |
| | 126,374 |
| Total | | $ | 2.09750 |
| | $ | 475,461 |
| | | | | |
|