condition mean min max 4 h after light 560.9585325 314.377316 807.539749 8 h after light 366.235793 301.932843 430.538743 12 h after light 245.7207945 230.693595 260.747994 4 h after dark 120.0174755 71.603646 168.431305 8 h after dark 40.147629 35.823748 44.47151 12 h after dark 149.433133 149.433133 149.433133