condition mean min max 4 h after light 0.974674 0.815118 1.13423 8 h after light 0.7424795 0.516114 0.968845 12 h after light 0.681549 0.53514 0.827958 4 h after dark 0.5605423333333334 0.446144 0.637476 8 h after dark 0.7245946666666667 0.377628 1.13446 12 h after dark 0.8754813333333333 0.408991 1.30976