condition mean min max 3 h after light 0.014048566666666666 0.0 0.0421457 6 h after light 0.0110538 0.0 0.0331614 9 h after light 0.0079071 0.0 0.0237213 12 h after light 0.0 0.0 0.0 3 h after dark 0.0549056 0.0 0.106648 6 h after dark 0.029299566666666665 0.0 0.0606967 9 h after dark 0.03903466666666667 0.0 0.117104 12 h after dark 0.0 0.0 0.0