condition mean min max 4 h after light 0.192608 0.114937 0.270279 8 h after light 0.2455155 0.209485 0.281546 12 h after light 0.13956375 0.0764125 0.202715 4 h after dark 0.319658 0.300547 0.338769 8 h after dark 1.1087310000000001 0.928892 1.28857 12 h after dark 1.0144065 0.724913 1.3039