names and websites, and their geographical distribution. Statistical data for reporting mainly includes the number of IP addresses and international Internet gateway bandwidth. 3.1. Total Number of IP Addresses The data of IP addresses counted by provinces come from the IP address databases of Asia-Pacific Network Information Center (APNIC) and CNNIC. Registered data in each database, that can clearly distinguish the provinces which the addresses belong to, can be added respectively by province to generate data of each province. As address allocation is a dynamic process, the statistical data are only for reference. The Ministry of Industry and Information Technology, as the national competent department for IP addresses, will require our IP address allocation organizations to report the IP addresses they own biannually. To ensure the accuracy of IP data, CNNIC will compare and verify APNIC statistical data and the reported data to confirm the final quantity of IP addresses. 3.2. Total Number of Domain Names and Websites in China Total number of domain names and websites in China can be derived from: The number of domain names: The number of domain names with .CN and .中国 comes from CNNIC database; and the number of gTLDs comes from the data released by WebHosting.Info, a domain name statistical agency. The number of websites: It is worked out by CNNIC according to the list of domain names. The list of domain names with .CN and .中国 comes from the CNNIC database, while the list of gTLDs comes from relevant international domain name registries. 3.3. International Internet Gateway Bandwidth Through a reporting system, the Ministry of Industry and Information Technology can obtain on a regular basis the number of total bandwidth of Internet connecting Chinese carriers with other countries and regions. The reported data are included in the Statistical Report on Internet Development in China. II. Definitions of Terms in the Report ◇ Internet Users: Chinese residents at the age of six or above who have used the Internet in the past 6 months. 116 ◇ Mobile Internet Users: Internet users who have used mobile phones to access and surf The 39th Statistical Report on Internet Development in China