condition mean min max 4 h after light 0.043738 0.0 0.131214 8 h after light 0.030067866666666665 0.0 0.061359 12 h after light 0.0 0.0 0.0 4 h after dark 0.04770033333333334 0.0 0.143101 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0