The graph explains the average contract monthly price of four different cellular companies in a particular European country which is measured in euro between January to September 2012.
Overall, Domo rised a bit form 15 euro to almost 20 euro but it kept fluctuating before dropping slightly below 20 by September. While Lex rised substantially from ten euro to almost fifteen euro and remained stable since then. Sim tx peaked sharply and dropped fell below it’s average price. And alpha rised spontaneously to the highest peak and remained relatively high.
Domo rised gradually from 15 euro to almost 20 euro from January and kept and started fluctuating till it gets to a higher price of 25 euro around July before dropping slightly below between 25 to 20 euro by September 2012. On the other hand, lex rise substantially from the average price of 10 euro by January of same year, to almost 15 euro and have continuously remained stable since then
By January of 2012, sim tx increased sharply from 10 euro to almost 15 euro by June but fell drastically beyond it original average price of 10 euro to 5 euro by September. On the contrary moved spontaneously from 5 euro to ten euro in four months, however dropping back to 5 euro by June. Just in three it rised dramatically from 5 euro to the the highest cost price of 25 euro higher above the other four companies by September of 2012 and have remained relatively high since.