Tennies Clinic uses client-visits as its measure of activity. During November, the clinic budgeted for 3,350 client-visits, but its actual level of activity was 3,340 client-visits. The clinic has provided the following data concerning the formulas used in its budgeting and its actual results for November:

Data used in budgeting:

	Fixed element per month			Variable element per client-visit
Revenue		-		$	35.50
Personnel expenses	$	29,600		$	10.50
Medical supplies		1,250			5.90
Occupancy expenses		7,700			2.00
Administrative expenses		6,000			0.40
Total expenses	$	44,550		$	18.80

Actual results for November:

Revenue	$	118,737
Personnel expenses	$	64,645
Medical supplies	$	21,749
Occupancy expenses	$	13,899
Administrative expenses	$	7,125

The activity variance for personnel expenses in November would be closest to: