نمودار کنترل

1,590,000 20%

1,400,000 20%

2,870,000 20%

3,000,000 20%

2,300,000 20%

2,300,000 20%

2,300,000 20%

1,770,000 20%

1,400,000 20%

1,500,000 20%

1,590,000 20%

2,240,000 20%