Vertical analysis (common-size) percentages for Cullumber Companys sales revenue, cost of goods sold, and expenses are listed here.

Vertical Analysis	2017	2016	2015
Sales revenue	100	%	100	%	100	%
Cost of goods sold	60.0	64.2	65.6
Expenses	24.7		27.1		29.5

Calculate Cullumbers net income as a percent of sales.(Round answers to 1 decimal place, e.g. 5.2.)

2017	2016	2015
Net income