condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.07446325 0.0 0.297853 3 h after dark 0.10954633333333334 0.0 0.328639 6 h after dark 0.4226356666666667 0.0 0.940465 9 h after dark 0.0 0.0 0.0 12 h after dark 0.3254485 0.0 0.650897