| Gravimetric ECM II 
  | 8.6 | 0 | 0.0% | 1,290,000.00 | 1,294,250.00 | 0.00 | 0.0% | 28,691,366.67 | 
| BZ-5 Scoped Gravimetric ECM 
  | 0.9 | 0 | 0.0% | 35,800.00 | 40,050.00 | 0.00 | 0.0% | 1,288,023.33 | 
| CZ-4 Compact Gravimetric ECM 
  | 0.2 | 0 | 0.0% | 15,100.00 | 19,350.00 | 0.00 | 0.0% | 116,690.00 | 
| Gravimetric ECM I 
  | None | 0 | 0.0% | 25,230.00 | 29,480.00 | 0.00 | 0.0% | 0.00 | 
| FZ-3a Enduring Gravimetric ECM 
  | None | 0 | 0.0% | 12,220.00 | 16,470.00 | 0.00 | 0.0% | 0.00 | 
| 'Plunderer' Gravimetric ECM 
  | None | 0 | 0.0% | 2,799,000.00 | 2,803,250.00 | 0.00 | 0.0% | 0.00 | 
| Legion Gravimetric ECM 
  | None | 0 | 0.0% | 39,100,000.00 | 39,104,250.00 | 0.00 | 0.0% | 0.00 | 
| Panola's Modified Gravimetric ECM 
  | None | 0 | 0.0% | 776,600,000.00 | 776,604,250.00 | 0.00 | 0.0% | 0.00 |