Statistics for occurrence #1 of “Pennsylvania” in chapter 1.6 of Southern Historical Society Papers, Volume 36.:

...at this time was an empire not only in territory, but her population had reached over 800,000 souls. Her population was over three-fourths of all that of New England. It was nearly double that of Pennsylvania . It was not far from three times that of New York. It was three-fourths of all the population of the Southern States. It exceeded by 60,000 that of North Carolina (including what was afterwards...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Pennsylvania (Pennsylvania, United States) 12,690 54 2 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.