Note 12 - Summarized Quarterly Data (unaudited) (Tables)

12 Months Ended

Feb. 28, 2013

Schedule of Quarterly Financial Information [Table Text Block]

	Fiscal Quarter
	First		Second		Third			Fourth		Total
2013
Total revenue	$	9,658,193	$	7,729,837	$	8,635,804		$	10,291,367	$	36,315,201
Gross margin before depreciation		3,068,390		2,560,569		2,558,493			3,001,471		11,188,923
Net income (loss)		1,062,329		828,782		(509,484	)		96,585		1,478,212
Basic earnings (loss) per share		.17		.14		(.08	)		.02		.24
Diluted earnings (loss) per share		.17		.13		(.08	)		.02		.24

	Fiscal Quarter
	First		Second		Third		Fourth		Total
2012
Total revenue	$	8,637,924	$	7,575,788	$	8,279,910	$	10,133,270	$	34,626,892
Gross margin before depreciation		2,577,214		2,426,005		2,434,058		3,129,116		10,566,393
Net income		919,659		911,553		724,968		1,319,852		3,876,032
Basic earnings per share		.15		.15		.12		.22		.63
Dilute earnings per share		.15		.14		.12		.21		.62