On a Typical Day in Fiscal Year 2017, CBP...
PROCESSED:
1,088,300 passengers and pedestrians
340,444 incoming international air passengers and crew
55,709 passengers and crew on arriving ship/boat
691,549 incoming land travelers
283,664 incoming privately owned vehicles
78,137 truck, rail, and sea containers
$6.5 billion worth of imported products
90,959 entries of merchandise at our air, land, and sea ports of entry
$120.5 million in duties, taxes and other fees, including more than $94.8 million in duties
https://www.cbp.gov/newsroom/stats/typical-day-fy2017