| Field Name - Unpivoted | Field Name - Pivoted | Description |
| percent_pop | *_pp_* | Percentage of the population from the origin flowing to the destination |
| dwell_time | *_dt_* | Total time (in minutes) spent in the destination area |
| dwell_time_md | *_dt_md_* | Average time (in minutes) spent in the destination area |
| activity | _a_ | Activity index measuring the popularity of a destination. Counts are normalized against a national baseline for the respective day part and week part. |