| År | Driftsmargin | Endre |
|---|---|---|
| Ikke nok data for de angitte datoene. | ||
| Selskap | Driftsmargin | Forskjell i driftsmargin | Land |
|---|---|---|---|
| 30.28% | -99.35% |
US
|
|
| 31.59% | -99.32% |
US
|
|
| 36.63% | -99.22% |
US
|
|
| 14.40% | -99.69% |
US
|
|
| -7.90% | -100.17% |
US
|