The average annual expenditure of college students from three countries

The table gives information about the typical spending of college pupils per year from three various countries. Overall, those students used the most of their money on renting, living expense, except for those from country C, who spent most on food. It can be seen clearly the students from A and B had budgets, $5000 and $4500, hugely more than those from C, merely $1500. Accommodation took up a huge amount of the annual expenditure of the students. 45%, 35% and 30% were the proportions of the budgets of those from country A, B and C, respectively. Additionally, the undergraduates from A and B gave quite the same proportions for entertainment activity, with 22% and 23%, meanwhile it was simply 12% for those of C. Other than renting or living expense, they spent quite much for food, 22%, 28% and 36% were the amounts of the pupils from A, B and C, respectively. Due to the fact they were in college, so there must be spending on books, which took up merely 3% and 9% from the undergraduates from country A and B, on the contrary, it was 21% for those of C.