condition mean min max 3 h after light 1310.7366666666667 1178.87 1512.98 6 h after light 1695.8633333333332 1357.01 2248.37 9 h after light 1374.15 1017.94 1606.16 12 h after light 1120.99875 869.325 1369.08 3 h after dark 1111.8566666666666 1004.93 1207.76 6 h after dark 1463.7233333333334 1318.85 1651.56 9 h after dark 1674.83 1574.56 1742.24 12 h after dark 1658.0900000000001 1631.51 1684.67