Perla Kennel uses tenant-days as its measure of activity; an animal housed in the kennel for one day is counted as one tenant-day. During March, the kennel budgeted for 2,230 tenant-days, but its actual level of activity was 2,190 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for March: Data used in budgeting:

	Fixed element per month			Variable element per tenant-day
Revenue				$	34.10
Wages and salaries	$	3,330		$	7.60
Food and supplies		1,050			8.80
Facility expenses		9,100			5.40
Administrative expenses		10,850			0.50
Total expenses	$	24,330		$	22.30

Actual results for March:

Revenue	$	74,149
Wages and salaries	$	19,799
Food and supplies	$	20,817
Facility expenses	$	20,041
Administrative expenses	$	11,980

The revenue variance for March would be closest to: