condition mean min max 3 h after light 1.314372 0.786606 2.15523 6 h after light 0.34699433333333335 0.165474 0.519562 9 h after light 0.29454966666666665 0.159768 0.528891 12 h after light 1.0018325 0.47153 2.12254 3 h after dark 1.0494523333333334 0.404987 1.52835 6 h after dark 1.6069473333333333 0.403532 2.31801 9 h after dark 0.668377 0.261776 1.1901 12 h after dark 0.9919735 0.780727 1.20322