Chicago company runs for 2024: Busiest Engine, E-122 6065 total, fire related E-63 2234, ems E-122 3850 runs. Truck Companies, T-49 5544 runs, fire related T-34 3201, ems T-29 3281. Slowest companies: E-104 232 total, 122 fire related, and 110 ems runs. Slowest truck T-61 391 total, 276 fire...