5
3,2
top,1e+20
lithoclass,1e+20
"consistency of cohesive soils",1e+20
-2.3299999,"fill",1e+20
-2.4823999,"fill","1e+20"
-2.6652799,"organic clay","very soft"
-3.8844798999999997,"clayey silt","1e+20"
-4.494079899999999,1e+20,"1e+20"