| Percentage of Webpages (X) | Attributes before Filtering | Total Values Before Filtering | Attributes after Filtering | Total Values after Filtering | Attribute Reduction | Values Reduction |
| 5% | 253 | 1082 | 241 | 1028 | 5% | 5% |
| 10% | 293 | 2085 | 279 | 2016 | 5% | 3% |
| 20% | 328 | 4389 | 312 | 4320 | 5% | 2% |
| 30% | 354 | 6489 | 334 | 6439 | 6% | 1% |
| 40% | 370 | 8718 | 350 | 8646 | 6% | 1% |
| 50% | 379 | 10667 | 356 | 10505 | 6% | 2% |