Processing

Mastery	Material Count	Better Grade Chance
1	10
500	70	85,71%
1000	142	92,31%
1500	190	94,74%
2000	250	96,00%
2500	256	96,09%
3000	260	96,15%
3500	264	96,21%
4000	271	96,31%
4500	280	96,43%
5000	285	96,49%
5500	292	96,58%
6000	300	96,67%