| Solved date | Sudoku of | Level | your time |
|---|---|---|---|
| 27th of Aug 2011 | 13th of Mar 2021 | hard | 17:45 |
| 21st of Aug 2011 | 26th of Nov 2020 | very hard | 19:49 |
| 1st of Aug 2011 | 15th of Apr 2020 | very hard | 22:42 |
| 15th of Jul 2011 | 31st of Aug 2021 | very hard | 22:32 |
| 9th of Jul 2010 | 23rd of Jun 2021 | very hard | 22:45 |
| 6th of Mar 2010 | 11th of Jul 2020 | very hard | 21:00 |