condition mean min max 4 h after light 450.4225 344.5885 541.5428 8 h after light 392.6813333333333 298.6184 532.7642 12 h after light 422.31980000000004 362.8124 490.7517 16 h after light 857.1041666666666 829.3430000000001 887.4425 4 h after dark 1086.1317666666666 990.1373 1148.232 8 h after dark 418.9409333333333 327.6441 499.1512