condition mean min max 4 h after light 1.042754 0.808492 1.31409 8 h after light 0.824706 0.104687 1.75147 12 h after light 0.6024976666666666 0.536519 0.712146 4 h after dark 1.040667 0.666211 1.43441 8 h after dark 0.45512366666666665 0.114585 0.73664 12 h after dark 0.6692113333333334 0.574252 0.838561