Statistics item | Maximum | Minimum | Mean | Standard deviation |
PP (units) | 48,384 | 5184 | 23,392 | 7147.60 |
DQ (units) | 1069 | 31 | 338 | 256.58 |
IT (units) | 20,555 | 17 | 4274 | 3073.62 |
PQ (units) | 37,212 | 4480 | 20,151 | 6648.86 |