| År | Driftsmargin | Endre |
|---|---|---|
| Ikke nok data for de angitte datoene. | ||
| Selskap | Driftsmargin | Forskjell i driftsmargin | Land |
|---|---|---|---|
| 4.18% | -98.90% |
US
|
|
| 7.71% | -97.97% |
MX
|
|
| 5.28% | -98.61% |
US
|
|
| 26.57% | -93.01% |
CA
|
|
| 5.16% | -98.64% |
US
|