2007-0934 2007-0934 S2007-09342016000801893 Mexico Mexico 00 12 2016 00 12 2016 7 8 1893 1904

2012 72 1 1 33-9 1996 91 89-97 2006 56 3 3 369-84 2003 43 797-806 2013 193 39-47 1999 39 1315-24 2011 14 119-27 2001 2 69-74 1999 39 1306-15 1996 4t 312-21 1993 1 219-45 2015 15 59-65 2009 31 2 2 209-13 2004 27 1 1 7-11 1988 2 468 1981 INEGI 2014 2011 31 3 3 173-7 2013 33 3 3 198-202 1998 477-8 2010 48 1 1 35-8 1967 7 212-6 2009 8 8 8 891‐901 1998 9 2 2 69-76 1996 92 905-14 2011 33 4 4 621-5 SAGARPA 2013 SEMARNAT 2015 Statistical Analysis System Institute (SAS) 1999 2001 1-7