1. Months
January
devices
total cost
Service
total cost
total profit
32
3900
24
2600
2605
July
Agust
42
5646
16
5600
4200
February
21
4500
32
2500
3500
September
33
5500
17
4000
4660
March
44
4900
21
4000
5500
12
4600
28
2600
3400
Oct
April
May
56
3900
27
3200
3300
Jun
42
4600
22
3205
3300
Novembe December
r
25
4875
25
3400
4200
45
7750
29
2950
5600
32
6560
19
3602
2800
Total
51
5360
33
3800
2980
195
28060
293
17707
18905