condition mean min max 4 h after light 0.7463869999999999 0.743485 0.749289 8 h after light 0.5582935 0.303537 0.81305 12 h after light 0.55607 0.0 1.11214 4 h after dark 0.9744079999999999 0.328706 1.62011 8 h after dark 1.2106759999999999 0.811882 1.60947 12 h after dark 0.1345925 0.0 0.269185