condition mean min max 4 h after light 0.379356 0.0 0.758712 8 h after light 0.467045 0.0 0.93409 12 h after light 0.0 0.0 0.0 4 h after dark 1.29246 0.0 2.2927 8 h after dark 1.0334666666666668 0.0 1.86426 12 h after dark 9.4e-06 0.0 2.82e-05