condition mean min max 4 h after light 0.05667155 0.0176602 0.0956829 8 h after light 0.0160905 0.0 0.032181 12 h after light 0.02561715 0.0 0.0512343 4 h after dark 0.056050633333333336 0.022566 0.106909 8 h after dark 0.022542233333333335 0.0 0.038121 12 h after dark 0.017579066666666667 0.0 0.0527372