condition mean min max 0 h after light 0.0558455 0.0 0.111691 4 h after light 0.113602 0.0 0.227204 8 h after light 0.111898 0.110304 0.113492 4 h after dark 0.4938285 0.437997 0.54966 8 h after dark 0.27497699999999997 0.110731 0.439223 12 h after dark 0.217834 0.0 0.435668