run_id,visibility,unknown,worst_case
run_id_1,0,0,0
run_id_2,1,1,1
run_id_3,2,2,2
run_id_4,3,3,3
run_id_5,4,4,4
run_id_6,5,5,5
run_id_7,6,6,6
run_id_8,7,7,7