condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.059845666666666665 0.0 0.179537 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.07323433333333333 0.0 0.219703 6 h after dark 0.16806166666666666 0.0 0.314376 9 h after dark 0.0 0.0 0.0 12 h after dark 0.193498 0.169416 0.21758