condition mean min max 4 h after light 46.932649999999995 40.6307 53.2346 8 h after light 47.05235 41.8704 52.2343 12 h after light 59.73395 58.3745 61.0934 4 h after dark 92.892 89.2328 97.558 8 h after dark 99.6406 93.6888 102.973 12 h after dark 92.26989999999999 85.6463 95.9341