condition mean min max 3 h after light 4.7334 2.41321 7.437 6 h after light 2.07481 1.49432 3.02012 9 h after light 1.6284133333333333 1.25251 2.37335 12 h after light 2.6565925 1.42122 4.53445 3 h after dark 2.9700466666666663 2.22333 4.05451 6 h after dark 3.84399 1.43346 5.23996 9 h after dark 2.6667966666666665 2.0177 3.7196 12 h after dark 1.432645 1.31104 1.55425