condition mean min max 4 h after light 1.2411889999999999 0.692598 1.78978 8 h after light 1.56169 1.06389 2.05949 12 h after light 1.9835099999999999 1.25106 2.71596 4 h after dark 2.3994933333333335 1.74267 3.59972 8 h after dark 0.7428756666666667 0.376947 1.11416 12 h after dark 0.37036433333333335 0.0 0.645881