condition mean min max 4 h after light 0.062498 0.0 0.124996 8 h after light 0.006118 0.0 0.012236 12 h after light 0.1407368 0.0336026 0.247871 4 h after dark 0.3448196666666667 0.0 0.962233 8 h after dark 0.21054266666666666 0.0 0.631628 12 h after dark 0.21890366674233333 2.27e-10 0.430215