condition mean min max 0 h after light 0.936263 0.561056 1.31147 4 h after light 1.0326505 0.921951 1.14335 8 h after light 0.655613 0.571121 0.740105 4 h after dark 0.6443185 0.551029 0.737608 8 h after dark 1.109021 0.928712 1.28933 12 h after dark 1.2951700000000002 1.0962 1.49414