| Puzzle | Count | Histogram | |
|---|---|---|---|
| 20 | 20 | *** | |
| 19 | 28 | **** | |
| 18 | 31 | ***** | |
| 17 | 25 | **** | |
| 16 | 26 | **** | |
| 15 | 46 | ******* | |
| 14 | 64 | ********** | |
| 13 | 68 | *********** | |
| 12 | 70 | *********** | |
| 11 | 84 | ************** | |
| 10 | 79 | ************* | |
| 9 | 103 | ***************** | |
| 8 | 107 | ***************** | |
| 7 | 103 | ***************** | |
| 6 | 138 | *********************** | |
| 5 | 166 | *************************** | |
| 4 | 174 | ***************************** | |
| 3 | 224 | ************************************* | |
| 2 | 243 | **************************************** | |
| 1 | 319 | ***************************************************** |