condition mean min max 0 h after light 1.392795 1.37049 1.4151 2 h after light 0.631731 0.576998 0.686464 4 h after light 0.7710135 0.6717 0.870327 8 h after light 0.746294 0.254148 1.23844 12 h after light 1.102365 0.68823 1.5165 2 h after dark 0.088184 0.0 0.176368 4 h after dark 0.8357195 0.683522 0.987917 8 h after dark 1.76807 1.60928 1.92686 12 h after dark 1.790165 1.64579 1.93454