condition mean min max 4 h after light 1.2162085 0.892707 1.53971 8 h after light 1.58494 1.22006 1.94982 12 h after light 0.3158895 0.0 0.631779 4 h after dark 0.6153996666666667 0.0 1.00346 8 h after dark 1.2888233333333334 0.0 2.08318 12 h after dark 1.23203 0.0 2.4494