8.	Income Taxes

The following table summarizes our effective tax rate from income for the periods presented:

	Three Months Ended
	October 28, 2017			October 29, 2016
Income before income taxes	$	18,632		$	25,032
Provisions for income taxes		5,144			11,789
Effective tax rate		27.6	%		47.1	%

We are subject to income taxes in the United States. Our effective tax rate for the three months ended October 28, 2017, differs from the federal statutory income tax rate primarily due to certain nondeductible expenses, effect of state taxes, partially offset by the benefit from the nonincludible gain on remeasurement of the preferred stock warrant liability.

Our effective tax rate for the three months ended October 29, 2016 differs from the federal statutory income tax rate primarily due to certain nondeductible expenses, effect of state taxes, and the nondeductible loss on remeasurement of the preferred stock warrant liability.