condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.053077 0.0 0.167415 10 h after light 0.025781166666666664 0.0 0.154687 14 h after light 0.027186333333333337 0.0 0.163118 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0