Revenue

12 Months Ended

Dec. 31, 2019

Revenue

Revenue

NOTE 10 – REVENUE

The table below identifies the Company’s revenues disaggregated by major customer type for the years ended December 31, 2019, 2018 and 2017 (in thousands):

	For the Year Ended
	December 31,
	2019		2018		2017
Sales to do-it-yourself customers	$	5,612,390	$	5,351,035	$	5,113,288
Sales to professional service provider customers		4,369,541		4,035,898		3,724,220
Other sales and sales adjustments		168,054		149,495		140,218
Total sales	$	10,149,985	$	9,536,428	$	8,977,726

As of December 31, 2019 and 2018, the Company had recorded a deferred revenue liability of $4.1 million and $4.3 million, respectively, related to its loyalty program, which were included in “Other liabilities” on the accompanying Consolidated Balance Sheets.  During the years ended December 31, 2019, 2018 and 2017, the Company recognized $15.6 million, $15.9 million and $17.6 million, respectively, of revenue related to its loyalty program, which were included in “Sales” on the accompanying Consolidated Statements of Income.