nomove	concentration
0	0.8
0	0.8
0	0.8
1	0.8
0	0.8
0	0.8
0	0.8
0	1
0	1
1	1
0	1
0	1
0	1.2
1	1.2
1	1.2
1	1.2
0	1.2
1	1.2
0	1.4
1	1.4
1	1.4
0	1.4
1	1.4
1	1.4
1	1.6
1	1.6
1	1.6
1	1.6
1	2.5
1	2.5