condition mean min max 4 h after light 0.8384015 0.736344 0.940459 8 h after light 1.084021 0.164142 2.0039 12 h after light 1.2851555 0.857841 1.71247 4 h after dark 1.1169273333333334 0.123922 2.13163 8 h after dark 0.8282163333333333 0.0 1.94307 12 h after dark 1.1786429999999999 0.0 2.64816