condition mean min max 3 h after light 1.5838653333333335 0.510866 2.40802 6 h after light 1.6925083333333333 0.726435 2.70166 9 h after light 1.52105 0.0 3.36931 12 h after light 1.8448065 0.337143 4.33179 3 h after dark 0.9894386666666667 0.688766 1.23984 6 h after dark 1.7977533333333333 1.18268 2.97526 9 h after dark 1.452955 0.708405 2.76005 12 h after dark 1.881296 0.682112 3.08048