INCOME TAXES

Our total income tax expense and the effective tax rate for our income before income taxes are as follows (in thousands):



	Three months ended March 31,
	2015			2016
Income before income taxes	$	884		$	2,103
Total income tax expense	301			656
Effective tax rate	34.0		%	31.2		%

We are subject to income taxes in the U.S. federal jurisdiction, and various foreign, state and local jurisdictions. Tax regulations within each jurisdiction are subject to the interpretation of the related tax laws and regulations and require significant judgment to apply. Cash paid for income taxes for each of the three months ended March 31, 2015 and 2016 was $5 thousand.