Cohorts in Marketing. Similar to demographics, cohorts use quantifiable descriptors to identify target markets. Demographics, however, are the quantifiable descriptors themselves, such as the aforementioned age and household income.
The highest peaks are over 2,000 m (6,600 ft). Beijing Municipality consists of six city districts (previously eight, see Xuanwu and Chongwen), eight suburban districts and two rural counties. It covers a total area of 16,807.8 km2 (6,489.5 sq mi).
Beijing Capital added Terminal 3 in 2008 in time for the Olympic Games, the second largest airport terminal in the world after Dubai International Airport 's Terminal 3, and the sixth largest building in the world by area. Beijing Capital International Airport covers 1,480 hectares (3,700 acres) of land.eijing Capital International Airport is served by the Airport Express Line of the Beijing Subway. The 28.1 km (17.5 mi) line runs from Terminal 3 to Terminal 2 and then to the city with stops at Sanyuanqiao and Dongzhimen. The line opened on 19 July 2008, in time for the 2008 Olympics.