{'field': 'year', 'type': 'temporal'}
{'field': 'miles', 'type': 'quantitative'}
{'field': 'gas', 'type': 'quantitative'}
{'field': 'side', 'type': 'nominal'}
Generate 15 vis, time last 0.147 s.
Cost:17.540
Cost:17.540
Cost:17.540
Cost:17.540
Cost:18.180
Cost:18.190
Cost:18.190
Cost:18.200
Cost:18.200
Cost:26.220
Cost:26.220
Cost:26.220
Cost:26.220
Cost:26.220
Cost:26.220