condition mean min max 0 h after light 2.7479750000000003 2.60949 2.88646 4 h after light 1.329345 0.99708 1.66161 8 h after light 1.228045 1.18328 1.27281 4 h after dark 1.82385 1.72556 1.92214 8 h after dark 1.8814199999999999 1.78178 1.98106 12 h after dark 1.695395 1.32772 2.06307