condition mean min max 4 h after light 0.192659 0.181772 0.203546 8 h after light 0.052271399999999996 0.0220866 0.0824562 12 h after light 0.03349905 0.0267161 0.040282 4 h after dark 0.141597 0.107152 0.176042 8 h after dark 0.1800735 0.174886 0.185261 12 h after dark 0.199733 0.121593 0.277873