| Gravimetric ECM II
| 18.4 | 0 | 0.0% | 1,755,000.00 | 1,759,250.00 | 0.00 | 0.0% | 40,378,403.33 |
| BZ-5 Scoped Gravimetric ECM
| 3.0 | 0 | 0.0% | 20,400.00 | 24,650.00 | 0.00 | 0.0% | 424,666.67 |
| Gravimetric ECM I
| 0.5 | 0 | 0.0% | 25,610.00 | 29,860.00 | 0.00 | 0.0% | 38,033.33 |
| 'Plunderer' Gravimetric ECM
| None | 0 | 0.0% | 3,101,000.00 | 3,105,250.00 | 0.00 | 0.0% | 0.00 |
| Legion Gravimetric ECM
| None | 0 | 0.0% | 41,510,000.00 | 41,514,250.00 | 0.00 | 0.0% | 0.00 |
| Panola's Modified Gravimetric ECM
| None | 0 | 0.0% | 779,400,000.00 | 779,404,250.00 | 0.00 | 0.0% | 0.00 |
| FZ-3a Enduring Gravimetric ECM
| None | 0 | 0.0% | 14,000.00 | 18,250.00 | 0.00 | 0.0% | 0.00 |
| CZ-4 Compact Gravimetric ECM
| None | 0 | 0.0% | 18,690.00 | 22,940.00 | 0.00 | 0.0% | 0.00 |