m_under_9<>13.4<_0>13.9 f_under_9<>219<_0>26.8 m_10-15<>34.2<_0>38.4 f_10-15<>36.4<_0>31.8 m_over_16<>52.4<_0>47.7 f_over_16<>41.7<_0>41.4