condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04786543333333333 0.0 0.103532 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0692549 0.0 0.170039 12 h after dark 0.06872913333333333 0.0212711 0.0967702