The time unit associated with the time interval of the netting of market data in a price depth feed.
| Code | Meaning |
|---|---|
| 0 | Seconds (default if not specified) |
| 1 | Tenths of a second |
| 2 | Hundredths of a second |
| 3 | milliseconds |
| 4 | microseconds |
| 5 | nanoseconds |
| 10 | minutes |
| 11 | hours |
| 12 | days |
| 13 | weeks |
| 14 | months |
| 15 | years |