Discount collection

0 1 2 3 4 +5

0 1 2 3 4 +5

0 1 2 3 4 +5

0 1 2 3 4 +5

0 1 2 3 4 +5

0 1 2 3 4 +5

0 1 2 3 4 +5

0 1 2 3 4 +5