condition mean min max 3 h after light 0.7495055 0.461403 1.26349 7 h after light 0.9361624166666667 0.611433 1.2696 11 h after light 0.9967793333333334 0.331304 1.74912 2 h after dark 0.9170485 0.4407 1.75672 6 h after dark 0.8901983333333333 0.354153 1.28266 10 h after dark 1.13530925 0.346328 1.90982