condition mean min max 1 h after light 18.805799354999998 18.54694983 19.06464888 3 h after light 17.27440823 13.4648848 19.35214406 5 h after light 17.04206949 16.19048263 18.71345961 7 h after light 17.5534863 12.79873403 19.99305613 9 h after light 19.41336288666667 16.77142127 22.23892891 11 h after light 18.49536303 17.46921493 20.06665997 13 h after light 17.800869896666665 16.06087001 19.3869072 15 h after light 20.215804900000002 15.73542342 23.8552928 1 h after dark 18.892332383333333 17.44742138 21.039397199999996 3 h after dark 21.13265505 18.16155484 24.67569993 5 h after dark 21.494089713333334 18.53483569 23.57218435 7 h after dark 22.0680436 20.84620979 22.93823285