condition mean min max 0 h after light 60.9441 60.8033 61.0849 4 h after light 70.78309999999999 67.2957 74.2705 8 h after light 143.5255 137.682 149.369 4 h after dark 141.9405 117.951 165.93 8 h after dark 96.00045 92.9369 99.064 12 h after dark 58.458600000000004 51.9998 64.9174