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| 0000081018-22-000003-index.html | 2022-02-23 15:40:41 | |
| 0000081018-22-000003.txt | 2022-02-23 15:40:41 | |
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| psco-20211231.htm | 3879834 | 2022-02-23 15:40:41 |
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| report.css | 2768 | 2022-02-23 15:40:41 |
| Show.js | 1086 | 2022-02-23 15:40:41 |