**20 pcs 1.02 HT/pc
*100 pcs 0.92 HT/pc
*200 pcs 0.82 HT/pc
*400 pcs 0.72 HT/pc
*800 pcs 0.61 HT/pc
1500 pcs 0.51 HT/pc
*100 pcs 0.92 HT/pc
*200 pcs 0.82 HT/pc
*400 pcs 0.72 HT/pc
*800 pcs 0.61 HT/pc
1500 pcs 0.51 HT/pc