condition mean min max 0 h after light 0.0765915 0.0 0.153183 2 h after light 0.1468485 0.079877 0.21382 4 h after light 0.14075569999999998 0.0722904 0.209221 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0696745 0.0683813 0.0709677 8 h after dark 0.0400119 0.0 0.0800238 12 h after dark 0.07449215000000001 0.0730389 0.0759454