condition mean min max 0 h after light 1.2319849999999999 1.15608 1.30789 4 h after light 1.0278260000000001 0.235172 1.82048 8 h after light 0.696035 0.608921 0.783149 4 h after dark 1.4396635 0.831157 2.04817 8 h after dark 0.988858 0.916916 1.0608 12 h after dark 0.679768 0.307326 1.05221