"concentration"	"scab"
"1"	0	18
"2"	0	30
"3"	0	24
"4"	0	29
"5"	300	9
"6"	300	9
"7"	300	16
"8"	300	4
"9"	600	18
"10"	600	10
"11"	600	18
"12"	600	16
"13"	1200	4
"14"	1200	10
"15"	1200	5
"16"	1200	4
