The following tables illustrate the reconciliation of the numerators and denominators of the basic and diluted earnings per share computations (dollars in thousands, except share and per share data):

	For the three months ended September 30, 2012
			Weighted
			average
	Income		shares		Per share
	(numerator)		(denominator)		Amount
Basic earnings per share
Income available to common stockholders	$	1,473		2,728,534	$	0.54
Effect of dilutive securities
Stock options and grants		—		3,119		—

Diluted earnings per share
Income available to common stockholders plus effect of dilutive securities	$	1,473		2,731,653	$	0.54


	For the nine months ended September 30, 2012
			Weighted
			average
	Income		shares		Per share
	(numerator)		(denominator)		Amount
Basic earnings per share
Income available to common stockholders	$	3,877		2,723,703	$	1.42
Effect of dilutive securities
Stock options and grants		—		3,668		—

Diluted earnings per share
Income available to common stockholders plus effect of dilutive securities	$	3,877		2,727,371	$	1.42

There were 65,337 options to purchase shares of common stock with exercise prices ranging from $23.53 to $32.51 per share which were outstanding during the three and nine months ended September 30, 2012 that were not included in the computation of diluted earnings per share because the options' exercise prices were greater than the average market price of the common shares.

	For the three months ended September 30, 2011
			Weighted
			average
	Income		shares		Per share
	(numerator)		(denominator)		Amount
Basic earnings per share
Income available to common stockholders	$	1,080		2,704,350	$	0.40
Effect of dilutive securities
Stock options and grants		—		818		—

Diluted earnings per share
Income available to common stockholders plus effect of dilutive securities	$	1,080		2,705,168	$	0.40


	For the nine months ended September 30, 2011
			Weighted
			average
	Income		shares		Per share
	(numerator)		(denominator)		Amount
Basic earnings per share
Income available to common stockholders	$	2,397		2,700,845	$	0.89
Effect of dilutive securities
Stock options and grants		—		716		—

Diluted earnings per share
Income available to common stockholders plus effect of dilutive securities	$	2,397		2,701,561	$	0.89