As of December 2016, 92.4% of companies have taken basic cyber security measures. As cyber security receives significant attention and companies set higher requirements for cyber security more urgently, more investment is being put into cyber security measures. The survey indicates that 51.4% of enterprises (including those only using paid version and those using both free and paid version) pay for anti-virus software and firewall, up by over 25 percentage points compared with 2015. Installation of Anti-Virus Software and Firewall in Companies 92.4% 100% 91.4% including： 74.1% 80% 60% 48.6% 47.3% 40% 23.6% 20% 4.1% 2.3% 0% adopting security only using only using using both free and measures free ones charging ones charging ones 2015 2016 Source： Statistical Survey on Internet Application in Chinese Enterprises 2016.12 Figure 12 Installation of Anti-Virus Software and Firewall in Companies II. The Setup of Grassroots Internet-Related Full-Time Posts As of the end of 2016, 42.4% of companies set up Internet-related full-time posts at the grassroots level, significantly rising compared with the 2015 level of 34.0%. More than 50% of enterprises with a staff number of 100 and above set up the full-time posts, showing an obvious increase; little change was shown in the proportion of small and micro enterprises with a staff number of 50 and below setting up the posts compared with 2015. 20 The 39th Statistical Report on Internet Development in China