condition mean min max 0 h after light 1.5443850000000001 1.34159 1.74718 4 h after light 0.5379425 0.529093 0.546792 8 h after light 0.066365 0.0 0.13273 4 h after dark 0.8580095000000001 0.793691 0.922328 8 h after dark 0.9959845 0.792779 1.19919 12 h after dark 1.453335 1.07183 1.83484