condition mean min max 0 h after light 1.18845 1.1631 1.2138 4 h after light 1.48214 1.40487 1.55941 8 h after light 0.6862955 0.537205 0.835386 4 h after dark 1.1167099999999999 1.03661 1.19681 8 h after dark 1.72352 1.45532 1.99172 12 h after dark 1.2453555 0.737841 1.75287