condition mean min max 3 h after light 0.183959 0.0353542 0.419572 7 h after light 0.19613255833333335 0.0 0.438201 11 h after light 0.22446491666666665 0.0 0.708221 2 h after dark 0.23233885 0.0736902 0.544899 6 h after dark 0.21419954166666666 0.0541812 0.410418 10 h after dark 0.17611475833333334 0.0 0.468011