condition mean min max 4 h after light 93.7218 83.96221 109.647 8 h after light 179.48910666666666 91.90332 268.8504 12 h after light 154.0539 109.5055 181.9289 16 h after light 115.74693 98.22289 141.1363 4 h after dark 83.93871333333334 76.81085999999999 88.2766 8 h after dark 57.77057 44.77068 68.96741