| Solved date | Sudoku of | Level | your time |
|---|---|---|---|
| 19th of Jan 2010 | 17th of Jul 2021 | hard | 19:07 |
| 8th of Jan 2010 | 13th of Jan 2021 | hard | 18:34 |
| 10th of Dec 2009 | 31st of Aug 2021 | very hard | 19:03 |
| 9th of Dec 2009 | 28th of Apr 2020 | hard | 19:43 |
| 8th of Dec 2009 | 12th of Apr 2021 | hard | 21:12 |
| 8th of Dec 2009 | 18th of Oct 2020 | hard | 18:45 |
| 29th of Nov 2009 | 24th of May 2020 | medium | 17:33 |