condition mean min max 0 h after light 4.023845 3.87756 4.17013 2 h after light 1.84605 1.70834 1.98376 4 h after light 2.01261 1.87743 2.14779 8 h after light 1.475445 1.02893 1.92196 12 h after light 2.053435 1.28792 2.81895 2 h after dark 2.0728150000000003 1.87759 2.26804 4 h after dark 1.544805 1.08513 2.00448 8 h after dark 5.13676 4.76835 5.50517 12 h after dark 4.9989 4.79401 5.20379