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| 0000950170-23-029217-index.html | 2023-06-21 17:26:37 | |
| 0000950170-23-029217.txt | 2023-06-21 17:26:37 | |
| sf-11k-20221231.htm | 417314 | 2023-06-21 17:26:37 |
| sf-ex23_1.htm | 3666 | 2023-06-21 17:26:37 |