condition mean min max 0 h after light 1.7049949999999998 1.52382 1.88617 4 h after light 5.590335 4.9191 6.26157 8 h after light 2.194025 1.92001 2.46804 4 h after dark 0.74814 0.599929 0.896351 8 h after dark 3.1898549999999997 3.05612 3.32359 12 h after dark 1.9806750000000002 1.76211 2.19924