condition mean min max 4 h after light 420.71853799999997 362.470657 478.966419 8 h after light 524.2126175000001 433.546552 614.878683 12 h after light 431.753786 321.906125 541.601447 4 h after dark 286.7893775 234.273096 339.305659 8 h after dark 202.500345 184.462826 220.537864 12 h after dark 224.005903 224.005903 224.005903