condition mean min max 4 h after light 61.5658675 47.744044 75.387691 8 h after light 72.784078 71.487669 74.080487 12 h after light 67.16826499999999 52.986368 81.350162 4 h after dark 121.1275805 71.93541 170.319751 8 h after dark 96.9432455 70.604966 123.281525 12 h after dark 79.590056 79.590056 79.590056