condition mean min max 3 h after light 1.3943393333333334 0.572198 2.33674 6 h after light 0.7364586666666667 0.57657 1.00248 9 h after light 1.2927463333333333 0.733474 2.14594 12 h after light 2.14026 1.90134 2.5033 3 h after dark 1.229595 0.846375 1.69098 6 h after dark 1.22298 1.08665 1.30442 9 h after dark 3.9478633333333333 1.07467 9.40887 12 h after dark 1.5064600000000001 1.24381 1.68435