Grupo Salinas region and by 1987, 59 stores. Elektra Group became a publicly traded company listed on the Bolsa Mexicana de Valores, the Mexican Stock Exchange. In 1993, Grupo Elektra bought the Imevisión government television network and renamed it TV Azteca. TV Azteca created an initial public offering in 1997 on the Mexican and New York stock exchanges. In 2012, Grupo Elektra, a wholly owned subsidiary of Grupo Salinas, acquired Advance America for an estimated $780 million USD. In 2003, Grupo Salinas purchased the telecommunicaions company Iusacell and the mobile phone company Unefón. Iusacell was sold to AT&T in 2014, and rebranded
Sociedad Mexicana de Geografía y Estadística the various Mexican states. This includes close ties with Instituto Nacional de Estadística y Geografía (INEGI), and working with the various Mexican universities as well as with major U.S. institutions. Sociedad Mexicana de Geografía y Estadística Sociedad Mexicana de Geografía y Estadística (Mexican Society for Geography and Statistics) is a national organization founded on 18 April 1833 to promote the mapping and boundary demarcation of the newly independent Mexican state. The aim of its founders was to aid a number of governmental agencies and through the efforts of liberal head of state, Valentín Gómez Farías. It was the first geographical