condition mean min max 0 h after light 272.259 261.927 282.591 4 h after light 353.198 349.661 356.735 8 h after light 402.05449999999996 354.253 449.856 4 h after dark 568.3455 529.116 607.575 8 h after dark 565.9635000000001 543.958 587.969 12 h after dark 364.038 361.819 366.257