The following table sets forth our revenues disaggregated by source for the periods indicated:
| | | | | | | | | | | | Year Ended December 31, | | | 2019 | | 2018 | | | (Thousands of dollars) | Natural gas sales to customers | | $ | 1,512,886 |
| | $ | 1,495,250 |
| Transportation revenues | | 114,014 |
| | 109,658 |
| Miscellaneous revenues | | 20,579 |
| | 21,710 |
| Total revenues from contracts with customers | | 1,647,479 |
|
| 1,626,618 |
| Other revenues - natural gas sales related | | (4,699 | ) | | (2,806 | ) | Other revenues | | 9,950 |
| | 9,919 |
| Total other revenues | | 5,251 |
|
| 7,113 |
| Total revenues | | $ | 1,652,730 |
|
| $ | 1,633,731 |
|
|