The following data was used in computing earnings per share and the effect on the weighted-average number of shares of potentially dilutive common stock.


	Second Quarter of				First Two Quarters of
	2012		2011		2012		2011
(Dollars in thousands, except per share amounts)
Numerator:
Net income attributable to Trimble Navigation Ltd.	$	53,692	$	53,678	$	104,510	$	93,381

Denominator:
Weighted average number of common shares used in basic earnings per share		125,366		122,667		124,868		122,243
Effect of dilutive securities (using treasury stock method):
Common stock options and restricted stock units		2,927		3,525		3,158		3,781

Weighted average number of common shares and dilutive potential common shares used in diluted earnings per share		128,293		126,192		128,026		126,024

Basic earnings per share	$	0.43	$	0.44	$	0.84	$	0.76

Diluted earnings per share	$	0.42	$	0.43	$	0.82	$	0.74