| Year | Operating Margin | Change |
|---|---|---|
| Not enough data for the provided dates. | ||
| Company | Operating Margin | Operating Margin Difference | Country |
|---|---|---|---|
| 44.59% | - |
HK
|
|
| 19.65% | - |
US
|
|
| 35.14% | - |
US
|
|
| 16.42% | - |
US
|
|
| 32.83% | - |
US
|