condition mean min max 4 h after light 0.6065845 0.365069 0.8481 8 h after light 0.9994975 0.921295 1.0777 12 h after light 2.765505 1.56016 3.97085 4 h after dark 2.955825 2.87646 3.03519 8 h after dark 1.6315300000000001 1.36918 1.89388 12 h after dark 1.14688 1.01439 1.27937