condition mean min max 0 h after light 1.44844 0.91369 1.98319 4 h after light 1.4564750000000002 1.05099 1.86196 8 h after light 1.063322 0.620054 1.50659 4 h after dark 1.4994399999999999 1.04692 1.95196 8 h after dark 1.809855 1.19983 2.41988 12 h after dark 0.9749355 0.462221 1.48765