I see that this is your input: c(1,1,1,1,3,3,7,7,7,7) what do you want the output to be? what could the multiple values of AllMax be? ----- Yasir Kaheil -- View this message in context: http://r.789695.n4.nabble.com/Subset-based-on-multiple-values-tp4636159p4636167.html Sent from the R help mailing list archive at Nabble.com.