search for: 1076523l

...below). I would like to use historam() in the lattice package, but I can't figure out how to set up the data. Could someone give me a hint how to do it? for the example below? ? Thanks a lot, ? Juliane? ? data <- structure(list(Age = c(1L, 1L, 1L, 2L, 2L, 2L, 3L, 3L, 3L), No = c(1084609L, 1076523L, 1066171L, 887874L, 881239L, 872763L, 726800L, 720632L, 712984L), Group = c(1L, 2L, 3L, 1L, 2L, 3L, 1L, 2L, 3L)), .Names = c("Age", "No", "Group"), class = "data.frame", row.names = c(NA, -9L))