x rand_difference.txt
+--------------------------------------------------------------------------+
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            x                                                             |
|            xx                                                            |
|            xx                                                            |
|            xx                                                            |
|            xx                                                            |
|            xx                                                            |
|            xx                                                            |
|            xx                                                            |
|     x      xx                                                            |
|     x      xx                                                            |
|     x      xx                                                            |
|     x      xx                                                            |
|     x      xx                                                            |
|     x      xx                                                            |
|     x      xx                                                            |
|     x      xx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|     x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   x x     xxx                                                            |
|   xxx     xxx                                                            |
|   xxx     xxx                                                            |
|   xxx     xxxx                                                           |
|   xxx     xxxx                                                           |
|   xxx     xxxx                                                           |
|   xxx     xxxx                                                           |
|   xxx     xxxx                                                           |
|   xxx    xxxxx  x   x                                                    |
|   xxx x  xxxxx  x   x                                                    |
|   xxx x  xxxxx  xx  x                                                    |
|   xxx x  xxxxx  xx  x                                                    |
|   xxxxx xxxxxx xxx  xx                                                   |
|   xxxxxxxxxxxx xxx  xx                                                   |
|   xxxxxxxxxxxx xxxx xx                                                   |
|   xxxxxxxxxxxxxxxxx xx x  x                                              |
|   xxxxxxxxxxxxxxxxx xx x  x                                              |
|   xxxxxxxxxxxxxxxxxxxxxx xx           x                                  |
|  xxxxxxxxxxxxxxxxxxxxxxxxxxx          x                                  |
| xxxxxxxxxxxxxxxxxxxxxxxxxxxx x xxx xx x  xx x   x                        |
|xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx   xxx  xx       x        xx|
|    |_______MA_________|                                                  |
+--------------------------------------------------------------------------+
    N           Min           Max        Median           Avg        Stddev
x 624             9           136            30     31.923077     16.399326