condition mean min max 4 h after light 0.13711533333333334 0.0 0.276942 8 h after light 0.3288506666666667 0.133496 0.45549 12 h after light 0.3864263333333333 0.171937 0.787984 4 h after dark 0.43026699999999996 0.177277 0.57224 8 h after dark 0.175937 0.111329 0.300624 12 h after dark 0.503926 0.315437 0.647281