2019

2018

2017

Gross revenue from sale

94,296,759

94,693,178

82,121,646

Gross revenue from services

869,084

750,791

728,590

Sales taxes

(4,031,295

)

(3,027,597

)

(2,237,203

)

Discounts and sales returns

(1,494,814

)

(1,342,799

)

(927,557

)

Amortization of contractual assets with customers (see Note 11)

(355,250

)

(371,825

)

(463,049

)

Deferred revenue (see Note 24)

13,491

(3,765

)

7,587

Net revenue from sales and services

89,297,975

90,697,983

79,230,014