condition mean min max 4 h after light 0.9092525 0.685925 1.13258 8 h after light 1.7446000000000002 1.71439 1.77481 12 h after light 1.56176 1.2371 1.88642 4 h after dark 2.3481233333333336 1.91776 2.57825 8 h after dark 1.81468 1.53722 2.22484 12 h after dark 1.1994433333333334 1.17568 1.21808