condition mean min max 3 h after light 1.479279 0.493207 2.12049 6 h after light 0.17137133333333332 0.073523 0.310455 9 h after light 1.2191363333333334 0.733859 2.03524 12 h after light 2.12325 1.86289 2.26935 3 h after dark 0.991365 0.499215 1.2517 6 h after dark 0.691348 0.497209 0.891325 9 h after dark 0.593432 0.359553 0.872582 12 h after dark 0.45825933333333335 0.210654 0.898782