condition mean min max 3 h after light 1.9662666666666666 1.04488 2.66948 6 h after light 2.111666666666667 1.89823 2.35096 9 h after light 2.9239900000000003 2.45786 3.40811 12 h after light 2.847955 1.77958 5.54092 3 h after dark 7.70576 7.265 8.4427 6 h after dark 2.2303533333333334 1.56509 3.09044 9 h after dark 2.79794 2.53823 3.17335 12 h after dark 7.632390000000001 4.66668 10.5981