Total of 4,083,545 companies
On 31 July 1959 about 67 companies were established in Pennsylvania.
21633
31837
53592
56660
61333
78100
79050
93325
96732
98793
110134
110772
112824
132658
162457
174576
184074
184876
192416
205037
218366
253336
256532
260202
287775
292198
300497
317478
318799
320299