condition mean min max 3 h after light 3.56265 3.12909 4.36115 6 h after light 5.015983333333334 3.77252 7.19128 9 h after light 11.424710000000001 9.57283 14.0568 12 h after light 14.728092499999999 1.84897 19.7619 3 h after dark 7.338336666666667 6.13907 8.05576 6 h after dark 3.17512 2.69234 3.96225 9 h after dark 1.6164933333333333 1.12455 1.90064 12 h after dark 1.126385 1.08816 1.16461