Hubbard 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 January, the kennel budgeted for 2,100 tenant-days, but its actual level of activity was 2,060 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for January:

Data used in budgeting:

	Fixed Element per Month	Variable element per tenant-day
Revenue	$ 0	$31.10
Wages and salaries	$ 2,300	$ 7.20
Food and supplies	1,000	8.10
Facility expenses	9,500	2.70
Administrative expenses	7,000	0.30
Total expenses	$19,800	$18.30

Actual results for January:

Revenue	$63,606
Wages and salaries	$17,282
Food and supplies	$18,346
Facility expenses	$14,432
Administrative expenses	$ 7,408

The net operating income in the flexible budget for January would be closest to: