Crane Horticulture provides and maintains live plants in office buildings. The company's 858 customers are charged $33 per month for this service, which includes weekly watering visits. The variable cost to service a customer's location is $19 per month. The company incurs $2,058 each month to maintain its fleet of four service vans and $3,146 each month in salaries. Crane pays a bookkeeping service $2 per customer each month to handle all invoicing and accounting functions. Prepare Crane's contribution format income statement for the month. Per Unit $ $ : $ $