condition mean min max 3 h after light 0.131101 0.0 0.393303 6 h after light 0.28828933333333334 0.0 0.53392 9 h after light 0.10651166666666667 0.0 0.319535 12 h after light 0.2177625 0.0 0.550601 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.099175 0.0 0.297525 12 h after dark 0.0 0.0 0.0