condition mean min max 4 h after light 0.6316309999999999 0.392007 0.828283 8 h after light 0.9311050000000001 0.209831 1.66399 12 h after light 1.69335 1.0386 2.28109 4 h after dark 3.12139 2.63457 3.67966 8 h after dark 1.8927633333333334 1.70398 2.06484 12 h after dark 0.6242723333333333 0.578011 0.698583