Period

Customer #1

Customer #2

Customer #3

P1

P2

P3

P1

P2

P3

P1

P2

P3

1

550

550

550

550

550

550

550

550

550

2

850

850

0

600

0

850

850

850

850

3

449

450

1300

0

1300

450

0

0

267

4

751

750

750

0

0

550

0

1200

483

5

350

350

350

1800

1100

550

1550

350

0

6

850

850

0

850

850

450

850

850

0