condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.014819633333333334 0.0 0.0444589 12 h after light 0.0 0.0 0.0 3 h after dark 0.022208966666666666 0.0 0.0666269 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0