condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.17368799999999998 0.0 0.521064 12 h after light 0.12280600000000001 0.0 0.368418 4 h after dark 0.0 0.0 0.0 8 h after dark 0.2715336666666667 0.0 0.814601 12 h after dark 0.15225933333333333 0.0 0.456778