condition mean min max 3 h after light 12.933656333333333 0.475046 60.9449 7 h after light 6.756526 0.362374 22.1944 11 h after light 4.484788833333333 0.0 15.7408 2 h after dark 9.590093416666667 0.121219 41.1886 6 h after dark 8.487879583333333 0.258482 36.971 10 h after dark 8.8028445 0.19307 34.1869