NEW YORK ( TheStreet) -- The ex-dividend date for Telephones of Mexico (NYSE: TMX) is Monday, March 21, 2011. Owners of shares as of market close today will be eligible for a dividend of 20 cents per share. At a price of $17.35 as of 9:37 a.m. ET, the dividend yield is 4.7%. The average volume for Telephones of Mexico has been one million shares per day over the past 30 days. Telephones of Mexico has a market cap of $15.3 billion and is part of the technology sector and telecommunications industry. Shares are up 7.1% year to date as of the close of trading on Thursday. Telefonos de Mexico, S.A.B. de C.V. provides telecommunications services primarily in Mexico. It offers local telephone service; domestic and international long distance services; and interconnection services to long-distance, local, and mobile phone carriers. The company has a P/E ratio of 7.3, below the average telecommunications industry P/E ratio of 12.2 and below the S&P 500 P/E ratio of 15.6. TheStreet Ratings rates Telephones of Mexico as hold. The company's strengths can be seen in multiple areas, such as its increase in stock price during the past year, expanding profit margins and notable return on equity. However, as a counter to these strengths, we also find weaknesses including feeble growth in the company's earnings per share, deteriorating net income and generally poor debt management. You can view the full Telephones of Mexico Ratings Report. See our dividend calendar or top-yielding stocks list.