How many buffalo hides passed through dodge between 1872 and 1876?

Dodge City is in Kansas, United States. It was named Dodge after the name of the Fort Dodge which is near to that place. People lived in early days in Dodge City are used to trade buffalo bones and hides. When the railroad was arrived there, cattle trade increased in the Dodge City. Between 1872 and 1876, an estimated amount of 850000 buffalo hides passed through Dodge. 

the two sets of lines are :

answer; i believe the best and correct answer is stronger bonds between the nations of africa;