condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0191613 0.0 0.0574839 12 h after light 0.028483366666666666 0.0 0.0854501 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.041993333333333334 0.0 0.12598