condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.15302433333333335 0.0 0.918146 10 h after light 0.17381666666666665 0.0 1.0429 14 h after light 0.1589515 0.0 0.953709 18 h after light 0.0 0.0 0.0 2 h after dark 0.1527675 0.0 0.916605