condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.2256234 0.0980802 0.467965 9 h after light 0.07942303333333334 0.0 0.146087 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.04305433333333333 0.0 0.129163 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0