undergraduate and postgraduate education reached 28.6% and 17.2% respectively. Usage Rate of Online Education Services by Key Categories Dec. 2015 – Dec. 2016 0% 10% 20% 30% 40% 50% 60% Primary and secondary 37.7% 53.4% school education Professional education 34.4% 13.0% Language training 28.6% Undergraduate/ 9.0% 17.2% postgraduate education 2015.12 2016.12 Source： Statistical Survey on Internet Development in China 2016.12 Figure 67 Usage Rate of Online Education Services by Key Categories Dec. 2015 – Dec. 2016 6.2 Online medical services Up to December 2016, China had 195 million users of online medical services who accounted for 26.6% of all netizens, with an annual increase of 28.0%. Specifically, medical information query and online hospital registration booking have high utilization ratios, 10.8% and 10.4% respectively. The utilization ratios of online medical consultation, online-purchased drugs/medical devices/healthcare products and sports fitness management all register about 6%. Usage Rate of Online Medical Services Dec. 2015 – Dec. 2016 0% 5% 10% 15% 10.4% Medical information query 10.8% 8.3% Online hospital registration booking 10.4% 6.6% Online medical consultation 6.4% Online-purchased drugs/medical 4.6% 5.2% devices/healthcare products 3.9% Sports fitness management 5.9% 2015.12 2016.12 Source： Statistical Survey on Internet Development in China 2016.12 82 Figure 68 Usage Rate of Online Medical Services Dec. 2015 – Dec. 2016 The 39th Statistical Report on Internet Development in China