condition mean min max 0 h after light 0.055616 0.0 0.111232 4 h after light 0.2810085 0.109474 0.452543 8 h after light 0.22129000000000001 0.113026 0.329554 4 h after dark 0.21853099999999998 0.2181 0.218962 8 h after dark 0.21963149999999998 0.21871 0.220553 12 h after dark 0.16512 0.10847 0.22177