| Below is a summary of our related party transactions as reported on our Consolidated Statements of Income during the years ended December 31, 2021, 2020 and 2019 (in millions): 
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|  |  |  | Year Ended December 31, |  
|  |  |  |  |  | 2021 |  | 2020 |  | 2019 |  
| LNG revenues—affiliate |  |  |  |  |  |  |  |  |  |  
| Cheniere Marketing Agreements |  |  |  |  | $ | 1,453 |  |  | $ | 632 |  |  | $ | 1,309 |  |  
| Contracts for Sale and Purchase of Natural Gas and LNG |  |  |  |  | 19 |  |  | 30 |  |  | 3 |  |  
| Total LNG revenues—affiliate |  |  |  |  | 1,472 |  |  | 662 |  |  | 1,312 |  |  
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| LNG revenues—related party |  |  |  |  |  |  |  |  |  |  
| Natural Gas Transportation and Storage Agreements |  |  |  |  | 1 |  |  | — |  |  | — |  |  
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| Cost of sales—affiliate |  |  |  |  |  |  |  |  |  |  
| Cheniere Marketing Agreements |  |  |  |  | 34 |  |  | 61 |  |  | — |  |  
| Contracts for Sale and Purchase of Natural Gas and LNG |  |  |  |  | 50 |  |  | 16 |  |  | 7 |  |  
| Total cost of sales—affiliate |  |  |  |  | 84 |  |  | 77 |  |  | 7 |  |  
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| Cost of sales—related party |  |  |  |  |  |  |  |  |  |  
| Natural Gas Transportation and Storage Agreements |  |  |  |  | 1 |  |  | — |  |  | — |  |  
| Natural Gas Supply Agreements (1) |  |  |  |  | 16 |  |  | — |  |  | — |  |  
| Total cost of sales—related party |  |  |  |  | 17 |  |  | — |  |  | — |  |  
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| Operating and maintenance expense—affiliate |  |  |  |  |  |  |  |  |  |  
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| Services Agreements |  |  |  |  | 142 |  |  | 152 |  |  | 138 |  |  
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| Operating and maintenance expense—related party |  |  |  |  |  |  |  |  |  |  
| Natural Gas Transportation and Storage Agreements |  |  |  |  | 46 |  |  | 13 |  |  | — |  |  
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| General and administrative expense—affiliate |  |  |  |  |  |  |  |  |  |  
| Services Agreements |  |  |  |  | 85 |  |  | 96 |  |  | 102 |  |  
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| Other income—affiliate |  |  |  |  |  |  |  |  |  |  
| Cooperative Endeavor Agreement |  |  |  |  | 2 |  |  | 2 |  |  | 2 |  | 
(1)Includes amounts recorded related to natural gas supply contracts that SPL had with a related party.  This agreement ceased to be considered a related party agreement during 2021, as discussed below.
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