As far as data sets go, Comichron.com has a detailed table presenting data on Uncle Scrooge comics distributed from 1960 to 1998. This table can be found here: http://www.comichron.com/titlespotlights/unclescrooge.html
I cut and pasted into data wrangler. The issue I found was that the amount of information seemed to overload the application. a table sprang up only for data from 1960 to 1965, and I am still having issues moving the row that displays the year to the correct position as pictured here: