MacMan, Inc. reported the followingdata:

2019

2018

Amount

Percentage

Revenues

$7,000

$4,970

$2,030

40.85%

Cost of goods sold

3,420

2,500

920

36.8%

Gross profit

3,580

2,470

1,110

44.94%

Operatingexpenses:

Sales and marketing expense

730

580

150

25.86%

General and administrative expenses

470

455

15

3.3%

Research and development expense

470

390

80

20.51%

Other expense

430

720

(290)

(40.28)%

Total operating expenses

2,100

2,145

(45)

(2.1)%

Income before income tax

1,480

325

1,155

355.38%

Income tax expense

270

230

$40

17.39%

Net income(loss)

$1,210

$95

$1,115

1,173.68%

The horizontal analysis shows that cost of goods sold has________.