student code	ws1	ws2	ws3	ws4	ws5	ws7	ws8	ws9	ws10	ws11	grade
406007	B	A	A	A	A	A	A	C	C	B	29
417743	X	X	X	X	X	X	X	X	X	X	0
417756	X	X	X	X	X	X	X	X	X	X	0
430379	D	A	A	A	A	C	D	C	B	A	27
435092	A	A	A	A	A	A	B	C	C	D	27
435861	D	C	B	B	C	C	C	C	B	C	22
438537	C	A	A	C	A	B	A	X	B	B	26
438771	C	B	B	A	B	A	A	B	A	A	30
438778	A	A	A	A	A	A	A	D	A	A	LODE
438782	B	A	B	B	A	B	C	X	C	B	24
439468	C	A	B	B	A	A	A	D	A	A	29
440252	B	D	A	A	C	D	A	A	A	A	28
440648	B	D	B	A	A	A	A	A	A	A	LODE
440651	B	A	A	A	B	A	A	A	A	A	LODE
440708	A	A	A	C	C	C	C	C	C	A	26
440841	B	A	A	A	C	A	B	B	D	A	29
441476	D	D	A	A	C	D	A	A	B	B	25
441481	-	-	X	X	X	X	X	X	X	X	0
441483	A	A	A	A	A	A	X	X	X	X	21
443391	B	A	A	A	B	A	A	B	A	A	LODE
443634	A	A	A	B	B	B	A	B	A	A	LODE
445315	D	C	D	C	A	C	C	D	B	A	23
446720	A	A	A	A	A	A	A	D	D	X	24
446721	X	X	X	X	X	X	X	X	X	X	0
446724	X	X	X	X	X	X	X	X	X	X	0
448429	-	-	X	X	X	X	X	X	X	X	0
450010	X	X	X	X	X	X	X	X	X	X	0
451638	D	D	B	B	A	A	X	X	X	X	13
451674	D	A	A	A	B	C	A	A	D	D	24
456893	A	A	B	C	A	A	A	D	A	A	30
457024	A	B	A	A	A	B	A	X	X	X	22
457856	C	A	C	B	A	B	A	B	B	D	25
460009	D	C	A	C	A	A	B	C	A	A	28
460572	A	D	C	A	A	C	B	D	A	A	27
460573	D	D	B	A	A	A	D	D	A	A	26
461395	A	D	C	C	B	A	D	E	D	D	17
461400	A	A	A	A	A	A	A	B	A	A	LODE
461657	X	X	X	X	X	X	X	X	X	X	0
461959	A	B	C	D	A	A	B	C	A	A	28
461963	B	B	C	A	A	B	A	A	A	A	LODE
461980	B	A	A	A	A	A	B	A	A	A	LODE
461981	A	A	A	A	A	A	A	B	A	A	LODE
462552	A	A	A	B	A	A	A	A	A	A	LODE
463403	A	A	A	A	A	A	A	A	A	A	LODE
464999	A	A	A	A	A	A	A	A	D	D	28
475279	X	X	X	X	X	X	X	X	X	X	0
486815	A	B	A	A	A	A	A	B	A	A	LODE
588834	X	X	X	X	X	X	X	X	X	X	0
oooooo	D	D	D	B	B	B	D	C	D	C	19
uuuuuu	B	B	A	C	D	X	D	D	X	X	13
vvvvvv	B	D	B	D	A	A	D	A	B	B	25
xxxxxx	D	D	D	A	B	A	B	C	D	D	20
zzzzzz	D	D	D	C	A	A	A	C	A	A	26