Kasia Kozlowska

The function you keep referring to is [`build_tree_from_csv_json`](https://github.com/arup-group/genet/blob/master/genet/use/road_pricing.py#L77), correct? So did it have dirty data or missing data? Could you be more specific as to what was wrong with it?...

https://arupdigital.atlassian.net/browse/LAB-1750

you're right, the pt trips have a huge impact on the number of activities, I just read it in with `simplify_pt_trips` on ```python {'num_households': 76530, 'num_people': 76530, 'num_activities': 309625, 'num_legs':...