The following table presents the calculation of basic and diluted earnings per common share for our Common and Class B common stock:


	Quarter Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
Basic Earnings per Share:
Net income attributable to Watsco, Inc. shareholders	$	51,318	$	39,103	$	64,703	$	47,570
Less: distributed and undistributed earnings allocated to non-vested (restricted) common stock		3,629		2,704		4,566		3,298

Earnings allocated to Watsco, Inc. shareholders	$	47,689	$	36,399	$	60,137	$	44,272

Weighted-average Common and Class B common shares outstanding for basic earnings per share		32,182,576		31,717,204		32,170,222		31,236,915
Basic earnings per share for Common and Class B common stock	$	1.48	$	1.15	$	1.87	$	1.42
Allocation of earnings for Basic:
Common stock	$	43,681	$	33,137	$	55,081	$	40,244
Class B common stock		4,008		3,262		5,056		4,028

	$	47,689	$	36,399	$	60,137	$	44,272

Diluted Earnings per Share:
Net income attributable to Watsco, Inc. shareholders	$	51,318	$	39,103	$	64,703	$	47,570
Less: distributed and undistributed earnings allocated to non-vested (restricted) common stock		3,623		2,702		4,560		3,297

Earnings allocated to Watsco, Inc. shareholders	$	47,695	$	36,401	$	60,143	$	44,273

Weighted-average Common and Class B common shares outstanding for basic earnings per share		32,182,576		31,717,204		32,170,222		31,236,915
Effect of dilutive stock options		66,279		66,503		61,024		72,173

Weighted-average Common and Class B common shares outstanding for diluted earnings per share		32,248,855		31,783,707		32,231,246		31,309,088

Diluted earnings per share for Common and Class B common stock	$	1.48	$	1.15	$	1.87	$	1.41
Anti-dilutive stock options not included above		—		1,319		—		1,269