The bar chart compares the intire number of minutes by telephone calls in the UK, representing three categories – local-fixed line, national and internatinal-fixed line and mobiles(calls) in the years 1995 and 2002. The units are measured in billions.
Overall, while the number of minutes of telephone calls by national and international-fixed line and mobile witnessed a significant increase throughout the period, except for local fixed-line, where the reverse was true.
Focusing on the increased numbers, the total number of calls by mobile observed a considerable rise compared to its first and last categories, with roughly 4 billion and 56 billion minutes respectively, albeit mobile calls accounted for the lowest numbers throughout.
There was, however, a steady growth in national and international fixed-line from 1995 and 2002, which accounts for the second degree compared to other call types, with about 37 billion and 63 billion minutes in turn. In contrast, local-fixed line observed a mild flactuation with the highest figures over the period. The total amount of calls by local-fixed line witnessed a considerable increase from 1995 to 1999, with nearly 73 billion and 90 billion minutes, respectively. Despite, this figure diminished till 2002 with approximately 73 billion minutes,albeit the huge amount of minutes saw by local-fixed line over the last period.