"x1"	"x2"	"filth"
92017	.00269	278.78
51830	.003	124.53
17236	1.96e-05	22.65
15776	3.6e-05	28.68
33462	.000496	32.66
243500	.00389	604.7
67793	.00112	27.69
23471	.00064	14.18
13948	.000485	20.64
8824	.000366	20.6
7699	.000229	16.61
15791	.00141	15.08
10239	.00041	18.05
43835	9.6e-05	99.71
49793	8.96e-05	58.97
40656	.0026	172.58
50774	.00953	44.25