condition mean min max 3 h after light 0.029363233333333332 0.0 0.0601467 6 h after light 0.0 0.0 0.0 9 h after light 0.035940266666666665 0.0214705 0.0590397 12 h after light 0.0266632 0.0 0.0462168 3 h after dark 0.04156103333333333 0.0226053 0.0568694 6 h after dark 0.0140172 0.0 0.022523 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0