condition mean min max 3 h after light 0.7147283333333334 0.338671 1.07126 6 h after light 0.6411463333333334 0.223732 0.901416 9 h after light 0.7988813333333333 0.653664 1.00423 12 h after light 0.57866525 0.0 1.0767 3 h after dark 0.708016 0.426956 0.933421 6 h after dark 0.705157 0.507285 0.879686 9 h after dark 0.559292 0.219388 0.772781 12 h after dark 0.3925845 0.0 0.785169