On Tue, 17 Mar 2009, alina andrejeva wrote: What happened here is that your variable was taken to be discrete for the purposes of the frequency distribution since there were only 12 values, all integral. However, this seems wrong and I've modified the code so that it's less inclined to treat an input series as discrete unless the user has marked it as such. This fix is in CVS and the Windows snapshot http://ricardo.ecn.wfu.edu/pub/gretl/gretl_install.exe Allin Cottrell