condition mean min max 3 h after light 57.671866666666666 54.7971 59.148 6 h after light 59.133 55.6206 61.5506 9 h after light 49.1778 45.7795 55.5987 12 h after light 47.518525 41.6142 62.417 3 h after dark 44.187200000000004 43.3205 44.9041 6 h after dark 56.92903333333334 51.9334 59.8192 9 h after dark 57.73693333333333 51.7926 61.318 12 h after dark 72.0136 61.5823 82.4449