condition mean min max 4 h after light 0.0095412 0.0 0.0190824 8 h after light 0.0 0.0 0.0 12 h after light 0.042205599999999996 0.0303919 0.0540193 4 h after dark 0.0120095 0.0 0.0360285 8 h after dark 0.012706466666666666 0.0 0.0381194 12 h after dark 0.005922033333333333 0.0 0.0177661