0188-6266 0188-6266 S0188-62662019000100233 10.15174/au.2019.2447 Mexico Mexico Mexico 00 00 2019 00 00 2019 29

1994 43 1 1 25-37 2010 2 1 1 239-41 2000 81 2 2 473-89 2010 2 1 1 115-88 2003 52 3 3 269-74 2009 13 1 1 92-104 2008 3 1-2 1-2 275-83 2005 27 2 2 71-6 2015 43 4 4 468-73 2011 75 4 4 913-8 1981 77-108 1998 2007 2009 35 1 1 61-6 2017 42 4 4 1-8 1949 28 1 1 141-53 2008 57 3 3 283-93 2002 30 1 1 208-12 2003 31 3 3 692-7 2001 6 2 2 125-30 2008 9 2 2 443-7 2015 79 1 1 39-49 1987 51 2 2 360-4 2012 36 4 4 641-6 2011 17 4 4 441-8 2015 51 1 1 125-36 2006 2003 10 4 4 455-61 2014 83-110 2004 23 2 2 139-46 2003 84 1 1 123-8 Statistical analysis systems Institute Inc 2008 Statistical Package for the Social Sciences Inc 2009 2005 57 1-2 1-2 141-50 2016 22 5 5 217-27 2000 62 6 6 669-71