Revenue (Tables)

3 Months Ended

Mar. 31, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

Our revenues related to the following geographic areas were as follows for the periods ended March 31:

	Three-month Period
	2019		2018
United States	$	1,124.8	1,028.5
All foreign countries	184.5		157.3
Total revenues	$	1,309.3	1,185.8

The percentages of our sales by end market were as follows for the periods ended March 31:

	Three-month Period
	2019		2018
Manufacturing	67.8	%	67.7	%
Non-residential construction	12.7	%	12.7	%
Other	19.5	%	19.6	%
	100.0	%	100.0	%

The percentages of our sales by product line were as follows for the periods ended March 31:

		Three-month Period
Type	Introduced	2019		2018
Fasteners(1)	1967	34.8	%	35.0	%
Tools	1993	9.9	%	10.2	%
Cutting tools	1996	5.9	%	5.7	%
Hydraulics & pneumatics	1996	6.9	%	7.0	%
Material handling	1996	5.8	%	5.8	%
Janitorial supplies	1996	7.5	%	7.4	%
Electrical supplies	1997	4.7	%	4.8	%
Welding supplies	1997	4.1	%	4.2	%
Safety supplies	1999	17.2	%	16.8	%
Other		3.2	%	3.1	%
		100.0	%	100.0	%

⁽¹⁾ The fasteners product line represents fasteners and miscellaneous supplies.