condition mean min max 2 h after light 1.1435608333333334 0.599712 1.86258 6 h after light 1.071831 0.0 1.71576 10 h after light 0.697318 0.179342 1.62641 14 h after light 0.9006863333333334 0.370465 1.79173 18 h after light 1.2423421666666667 0.77369 2.34134 2 h after dark 1.7510050000000001 1.24372 2.70949