49855: 500 and 1000 units
16465: 500,1000, and 2000 sets
30299: 2500, 5000, 10000, and 15000 units
6553: 50 and 100 units
21238: 50, 100, and 200 sets
6552: 100, 250, and 500 units
16458: 50 and 100 units
30301-2: 5000, 10000, 20000, 30000, and 40000