Timing of the 18 Daily Average Calls for Service On average, between 2019 and 2021, DPS responded to 18 calls for service each day. Shift Time Percentage Evening 3 p.m. to 11 p.m. 48% Overnight 11 p.m. to 7 a.m. 32% Daytime 7 a.m. to 3 p.m. 19% Return to Dashboard