condition mean min max 0 h after light 0.0869375 0.0 0.173875 2 h after light 0.0 0.0 0.0 4 h after light 0.085219 0.0 0.170438 8 h after light 0.1795665 0.0 0.359133 12 h after light 0.186554 0.174632 0.198476 2 h after dark 0.0 0.0 0.0 4 h after dark 0.083558 0.0 0.167116 8 h after dark 0.1885985 0.0 0.377197 12 h after dark 0.2713 0.185602 0.356998