condition mean min max 4 h after light 0.03063405 0.0 0.0612681 8 h after light 0.0446479 0.0 0.0892958 12 h after light 0.0483171 0.0460899 0.0505443 4 h after dark 0.024133133333333334 0.0 0.0723994 8 h after dark 0.07080146666666666 0.0 0.130455 12 h after dark 0.02772703333333333 0.0 0.0491977