The chart beow shows the average cost of monthly contract for four different mobile (cell phones) in a European country from January to September 2002, measured in euro.

The line graph illustrates the average monthly cost of contracts for four different mobile companies, namely Domo, Lex, Sim TX, and Alpha, in a European country between January and September 2002. All figures are given in euros. Overall, Domo constantly had the highest prices during these period, while Alpha started with the lowest but experienced […]