condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.009399566666666666 0.0 0.0281987 9 h after light 0.0070979 0.0 0.0212937 12 h after light 0.010745433333333334 0.0 0.0322363 3 h after dark 0.010637033333333332 0.0 0.0319111 6 h after dark 0.009547166666666667 0.0 0.0164324 9 h after dark 0.0 0.0 0.0 12 h after dark 0.010142333333333333 0.0 0.0169614