trt	time	subject	resp
A	1	1	10
A	1	2	12
A	1	3	13
A	2	1	16
A	2	2	19
A	2	3	20
A	3	1	25
A	3	2	27
A	3	3	28
B	1	4	12
B	1	5	11
B	1	6	10
B	2	4	18
B	2	5	20
B	2	6	22
B	3	4	25
B	3	5	26
B	3	6	27
C	1	7	10
C	1	8	12
C	1	9	13
C	2	7	22
C	2	8	23
C	2	9	22
C	3	7	31
C	3	8	34
C	3	9	33