Help!!!!!
Hello, Thank you very much for your help. I appreciate. :-) I want the count of INCUBATION and CONTAGIEUX to be by country. the count for example of mexique must not be the same as for USA. Have u an idea? Thanks you in advance. anoumou -- View this message in context: http://r.789695.n4.nabble.com/Help-tp4650647p4650705.html Sent from the R help mailing list archive at Nabble.com.