condition mean min max 0 h after light 1.023437 0.947124 1.09975 2 h after light 0.618715 0.22034 1.01709 4 h after light 0.215601 0.0 0.431202 8 h after light 0.3398615 0.227149 0.452574 12 h after light 0.5975095 0.441813 0.753206 2 h after dark 0.23897449999999998 0.231753 0.246196 4 h after dark 0.3407965 0.219396 0.462197 8 h after dark 0.9082845 0.477149 1.33942 12 h after dark 0.338698 0.0 0.677396