| Schedule of Net Income Per Unit |
The following table details the calculation of earnings per unit:
| | | | | | | | | | Three Months Ended March 31, | | 2016 | | 2015 | | (Thousands of Dollars, Except Unit and Per Unit Data) | Net income attributable to NuStar Energy L.P. | $ | 57,401 |
| | $ | 127,899 |
| Less: Distributions to general partner (including incentive distribution rights) | 12,766 |
| | 12,766 |
| Less: DERs to restricted units | 713 |
| | — |
| Less: Distributions to limited partner | 85,285 |
| | 85,285 |
| Distributions (in excess of) less than earnings | $ | (41,363 | ) | | $ | 29,848 |
| | | | | Net income attributable to limited parter units: | | | | Distributions to limited partner | $ | 85,285 |
| | $ | 85,285 |
| Allocation of distributions (in excess of) less than earnings | (40,535 | ) | | 29,251 |
| Total | $ | 44,750 |
| | $ | 114,536 |
| | | | | Basic weighted-average limited partner units outstanding | 77,886,078 |
| | 77,886,078 |
| | | | | Diluted units outstanding: | | | | Basic weighted-average limited partner units outstanding | 77,886,078 |
| | 77,886,078 |
| Effect of dilutive participating securities | 70,746 |
| | — |
| Diluted weighted-average limited partner units outstanding | 77,956,824 |
| | 77,886,078 |
| | | | | Basic and diluted net income per unit applicable to limited partners | $ | 0.57 |
| | $ | 1.47 |
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