condition mean min max 1 h after light 1.525623231 1.29502291 1.7562235519999998 3 h after light 1.859941654 1.634034734 2.088788192 5 h after light 1.3216269956666666 0.88145852 2.16151254 7 h after light 2.246773454 1.3756347569999998 2.6985210239999997 9 h after light 2.504507205 1.314550937 3.35957405 11 h after light 2.3953175063333334 1.066251653 4.096702802 13 h after light 1.7388311096666667 0.30613879899999996 2.569178761 15 h after light 2.4761926843333333 2.147841477 2.92706259 1 h after dark 2.282151403333333 2.162913775 2.501837421 3 h after dark 2.8327950626666665 2.236586075 3.208710514 5 h after dark 2.5535492783333336 2.156001551 2.933429683 7 h after dark 2.826191218 2.3638721119999997 3.462649635