UK telephone calls by category 1995-2002 

        A glance at the graph given reveals how many minutes (in billions) of telephone calls which consisted of three types were made in min eight years from 1995 to 2002. Overall, it can be seen that the local - fixed line calls were the most popular type from 1995 to 2002.       

  

In 1995, the local form proportion started at 70 billion minutes and then steadily rose to approximately 90 billion four years later. However, the local’s number of minutes rapidly slipped to somewhere in the vicinity of 70 and 80 billion. In a stark contrast, the national and international - fixed lines and mobiles (all calls) features showed upward trends.        

            It is evident from the information provided that the national and international - fixed line calls climbed gradually from just under 40 to a mere 60 billion in the last year of the period. The mobiles calls, however, grew steadily in the first five years and after that witnessed a quick rise to more than 40 billion compared to its beginning.It is interesting to note that through eight years of the period from 1995 to 2002, the local – fixed line numbers of minutes remained the highest among three call forms that were used in the United Kingdom.