Hola! Any explanation of the following:
> summary(as.Date(rep(NA,20))) Min. 1st Qu. Median Mean 3rd Qu. Max. NA NA NA NA NA NA NA's "1970-01-21" Where does this 1970 date come from? Kjetil Halvorsen ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-devel