condition mean min max 0 h after light 1.0095269999999998 0.640544 1.37851 4 h after light 2.21254 1.72117 2.70391 8 h after light 1.14865 1.08638 1.21092 4 h after dark 0.72092 0.449354 0.992486 8 h after dark 1.449933 0.991346 1.90852 12 h after dark 1.22173 1.07271 1.37075