condition mean min max 4 h after light 0.02536135 0.0 0.0507227 8 h after light 0.08916245 0.0550389 0.123286 12 h after light 0.23251349999999998 0.170886 0.294141 4 h after dark 0.131607 0.0 0.263214 8 h after dark 0.03278235 0.021984 0.0435807 12 h after dark 0.03644465 0.0 0.0728893