Telephone Calls in UK The graph compares between the total number of minutes (in billions) of telephone calls in UK, of three different categories, from 1995-2002.It can be clearly seen that the total number of minutes in UK ranged considerably between the years 1995-2002. According to the graph, the number of minutes spent on the local telephone calls was almost steady over the course of those years, beginning at about 70 billion minutes in 1995 and ending at the same number in 2002. On the other hand, the number of minutes spent on the national and international telephone calls increased slowly throughout those seven years, initially stood at about 40 billion minutes per year in 1995 and peaked at around 60 in 2002. Meanwhile, the world experienced a rapid growth at the number of minutes spent on mobile calls in those years, where there was only around 1 million minutes spent on them in 1995 and then the number rose to 40 billion in 2002. In conclusion, Although the world was turning to use the Mobile phone, it didn't give up using fixed lines for national and international calls.