In egypt, (around 1000 BC) did u have to pay for flowing down the nile river? if so how much did u hav to pay?

im doing a brochure project on kilwa and i have to find the different payment options from greece to kilwa. i already found out what you have to pay in ancient greece but now i need to find out how much do you have to pay (in 1000 BC ) to get through the nile river. please help