condition mean min max 4 h after light 3.03464 2.24413 3.82515 8 h after light 2.369625 1.62809 3.11116 12 h after light 3.8400600000000003 1.82718 5.85294 4 h after dark 3.13049 1.83578 4.72905 8 h after dark 4.98355 0.0 9.65158 12 h after dark 6.803593333333334 2.58518 13.6616