condition mean min max 0 h after light 2.2055749999999996 2.20361 2.20754 4 h after light 0.5552715 0.362106 0.748437 8 h after light 0.92414 0.72671 1.12157 4 h after dark 1.136129 0.724258 1.548 8 h after dark 1.0866605 0.364761 1.80856 12 h after dark 1.6464875 0.358785 2.93419