| Boris de Schipper's Progress for 7 ball cascade | |||
|---|---|---|---|
| Duration | Date | Notes | |
| 189c | 2025-10-11 | - | |
| 179c | 2025-10-01 | - | |
| 166c | 2025-07-21 | - | |
| 161c | 2025-07-09 | - | |
| 140c | 2025-06-30 | - | |
| 124c | 2025-06-21 | - | |
| 100c | 2024-11-02 | - | |
| 80c | 2024-10-13 | - | |
| 70c | 2024-10-12 | - | |
| 60c | 2024-10-04 | - | |
| 56c | 2024-09-28 | - | |
| 55c | 2024-09-27 | - | |
| 50c | 2024-09-14 | - | |
| 49c | 2024-09-06 | - | |
| 45c | 2024-08-04 | - | |
| 42c | 2024-07-28 | - | |
| 40c | 2024-07-16 | - | |
| 35c | 2024-06-20 | - | |
| 31c | 2024-06-15 | - | |
| 30c | 2024-06-13 | - | |
| 28c | 2024-06-08 | - | |
| 27c | 2024-06-07 | - | |
| 26c | 2024-05-29 | - | |
| 25c | 2024-05-28 | - | |
| 23c | 2024-05-12 | - | |