Total of 4,083,545 companies
On 31 December 1937 about 21 companies were established in Pennsylvania.
60410
114291
187038
257151
392792
1585645
2148256
2172402
2188322
2214267
2218459
2282981
2341331
2393749
2412536
2439161
2465177
2490539
5868685
6084173
6101573