|
| step | Number of upc | Number of upcXchain | Number of Observations (M) | Total Revenue (B) | Median Number of Stores |
|
| raw data | 189722 | 979092 | 5177.6 | 147.73 | 3602 |
| 3-year stores 5-year upcs | 63535 (33%) | 255626 (33%) | 3814.66 (74%) | 113.47 (77%) | 2483 (69%) |
| popular/available | 6909 (11%) | 23249 (11%) | 548.01 (14%) | 44.13 (39%) | 2280 (92%) |
| filtering on clean stores | 6187 (90%) | 18486 (90%) | 181.56 (33%) | 10.49 (24%) | 1953 (86%) |
| filtering on share of first digit | 4113 (66%) | 10864 (66%) | 102.71 (57%) | 6.57 (63%) | 1598 (82%) |
| filtering on average price | 3515 (85%) | 9233 (85%) | 86.99 (85%) | 4.92 (75%) | 1564 (98%) |
| filtering by at least one price change in a store in a year | 3475 (99%) | 9107 (99%) | 83.82 (96%) | 4.8 (98%) | 1502 (96%) |
| filtering by clean.flag == 1 | 3475 (100%) | 9107 (100%) | 77.87 (93%) | 4.29 (89%) | 1502 (100%) |
|