condition mean min max 3 h after light 1.4062893333333333 0.883778 2.14032 6 h after light 0.827269 0.556581 0.985148 9 h after light 0.991989 0.586937 1.29627 12 h after light 1.840842 0.735776 2.49617 3 h after dark 3.0501433333333337 1.75976 4.11542 6 h after dark 3.375153333333333 2.6026 4.40921 9 h after dark 2.46737 1.81654 3.7347 12 h after dark 1.0193846666666666 0.604794 1.38206