condition mean min max 0 h after light 6.19739 5.59282 6.80196 2 h after light 8.213735 7.8527 8.57477 4 h after light 8.788465 7.29493 10.282 8 h after light 3.7443999999999997 3.21015 4.27865 12 h after light 6.563845000000001 6.1565 6.97119 2 h after dark 6.748255 5.22626 8.27025 4 h after dark 4.399355 3.22436 5.57435 8 h after dark 6.00763 5.04909 6.96617 12 h after dark 5.79454 3.58996 7.99912