condition mean min max 1 h after light 2.449789526 2.449789526 2.449789526 3 h after light 3.5037236545 3.4992252539999997 3.508222055 5 h after light 2.63898176 1.7386314180000002 3.539332102 7 h after light 3.2768907 3.085581525 3.468199875 9 h after light 2.589860058 2.23068381 2.9490363060000004 11 h after light 3.101495444 2.9502055260000004 3.252785362 1 h after dark 2.1773983465000004 2.064421294 2.290375399 3 h after dark 2.886834741 2.7897406119999997 2.98392887 5 h after dark 2.837940923 2.491787136 3.18409471 7 h after dark 5.258453568999999 3.871390435 6.645516702999999 9 h after dark 7.9975486605 7.475851823999999 8.519245497 11 h after dark 8.4974406485 7.96066063 9.034220667