Geographic Information

Revenue to external customers is attributed to individual countries based upon the location of the customer. Revenue by geographic area is as follows:



	Three Months Ended				Nine Months Ended
(in thousands)	September 30, 2012		September 30, 2011		September 30, 2012		September 30, 2011
United States	$	65,345	$	53,597	$	195,407	$	151,107
Japan	31,676		29,804		90,850		82,232
Germany	20,195		18,521		60,648		52,486
Canada	2,510		3,327		8,778		8,816
Other European	41,023		39,657		125,163		119,719
Other international	36,160		28,029		96,424		78,880
Total revenue	$	196,909	$	172,935	$	577,270	$	493,240

Property and equipment by geographic area is as follows:



(in thousands)	September 30, 2012		December 31, 2011
United States	$	36,495	$	30,917
India	3,203		3,092
United Kingdom	2,884		3,077
France	2,266		2,388
Germany	2,034		1,843
Japan	1,235		1,447
Canada	826		938
Other European	1,261		957
Other international	974		979
Total property and equipment	$	51,178	$	45,638