condition mean min max 3 h after light 2.8577433333333335 2.5792 3.331 6 h after light 2.48964 2.09469 2.70217 9 h after light 2.08385 1.74025 2.38739 12 h after light 2.58083 2.18845 3.22039 3 h after dark 3.4503733333333333 3.33827 3.67442 6 h after dark 2.91424 2.47205 3.24139 9 h after dark 3.0050433333333335 2.66024 3.50352 12 h after dark 2.7370799999999997 2.3024 3.17176