(Unit: KRW 1M)

Classification	2020	2021	2022
Sales	588,136	573,923	610,411
Gross profit on sales	257,886	242,685	268,417
Operating sales	22,370	24,385	39,039
Net income before corporate tax	13,227	20,452	22,750
Current net income	11,460	15,725	16,682

(Unit: KRW 1M)

Classification	2016/3Q	2016/4Q	2017/1Q	2017/2Q
Sales	50,453	53,453	55,453	59,453
Gross profit on sales	41,453	43,453	45,453	48,453
Operating sales	39,453	33,453	36,453	37,453
Net income before corporate tax	23,453	23,453	23,453	22,453
Current net income	10,453	13,453	17,453	18,453