合格率
组别 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 99.2% 98.3%
2 91.0% 100.0%
3 90.1% 95.5%
4 100.0% 100.0%
5 100.0% 100.0%
QTY
组别 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 797 516
2 479 465
3 91 66
4 19 6
5 8 1