Coffee debate

Today in topic we held a debate.We are learning about Mexico so our debate was about coffee. If coffee cost £2.35 a jar, what is the amount The Coffee Farmers, Roasters, Exporters, Shipping Company and Retailers should be paid?

After preparing a points in our groups last week, we came to a decision on the prices we felt we should be paid.
After our debate, we spent then had to negotiate our prices down and eventually we came to a decision.

Coffee Farmers  thought they were worth: 57p
Roasters thought they were worth: 35p
Exporters thought they were worth: 57p
Shippers thought they were worth: 40p
Retailers thought they were worth 40p

but...

Coffee Farmers were worth 4p
Roasters were worth £1.51
Exporters were worth 7p
Shippers were worth 14p
Retailers were worth 59p

Total jar: £2.35