You should spend 20 minutes on this task.
The bar chart below shows the total number of minutes (in billions) of telephone calls in Australia, divided into three categories, from 2001- 2008.
Summarise the information by selecting and reporting the main features and make comparisons where relevant.
Write at least 150 words.

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Sample Report 1
The bar chart illustrates the total number of minutes, in billions, spent on telephone calls in Australia across three categories – Local, National and International, and Mobile – from 2001 to 2008.
Overall, Local calls accounted for the highest number of minutes throughout the period, peaking in the middle of the timeframe, while National and International calls and Mobile calls saw a steady increase, ending at their highest points in 2008.
Delving into the data, local calls began at 72 billion minutes in 2001 and saw a gradual increase, reaching a peak of 90 billion minutes in 2005. After this high point, there was a steady decline, returning to 72 billion minutes by 2008, the same level as at the start of the period. In contrast, both National and International calls and Mobile calls exhibited a consistent upward trend throughout the years, but at different rates and magnitudes.
Starting at 38 billion minutes in 2001, National and International calls gradually increased, reaching 61 billion minutes by 2008. Similarly, Mobile calls, which began at just 2 billion minutes in 2001, experienced the most dramatic growth, particularly after 2004, soaring to 46 billion minutes by 2008.
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Sample Report 2
The bar chart illustrates the total number of minutes, in billions, spent on telephone calls in Australia, categorized into Local, National and International, and Mobile calls, from 2001 to 2008.
Overall, throughout the period, Local calls had the highest usage by a significant margin, followed by National and International calls, and then Mobile calls. While the duration of both National and International, and Mobile calls increased consistently, peaking in 2008, Local calls peaked in the middle of the period in 2005.
Local calls were the most popular throughout the period, starting at 72 billion minutes in 2001. The number of minutes rose gradually, peaking at 90 billion in 2005, before steadily declining back to 72 billion minutes by the end of the period in 2008.
National and International calls, as well as Mobile calls, both showed a persistent rise. However, Mobile calls demonstrated a much more dramatic increase, particularly in the latter half of the period, starting at just 2 billion minutes and soaring to 46 billion minutes by 2008. In contrast, National and International calls exhibited a more steady increase, beginning at 38 billion minutes in 2001 and rising to 61 billion minutes by 2008.
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Sample Report 3
The presented bar chart provides a breakdown of telephone call durations in Australia, categorized into local, national and international, and mobile calls, spanning from 2001 to 2008, with values represented in billions of minutes.
Overall, it is evident that local calls consistently maintained the highest durations compared to other categories throughout the period, although their prevalence diminished slightly after a peak mid-decade. In contrast, both national and international, along with mobile call durations, displayed a continuous upward trajectory.
Initially, local calls escalated from 72 billion minutes in 2001 to a peak of 90 billion minutes in 2005, then retracted back to 72 billion minutes by 2008, forming a notable bell-shaped pattern. This demonstrates a significant fluctuation in local call usage, which although remaining dominant, showed a decline towards the latter part of the observed period.
On the other hand, national and international calls experienced a gradual but steady increase, climbing from 38 billion minutes in 2001 to 61 billion minutes by 2008. Mobile calls, starting at a relatively low 2 billion minutes in 2001, saw a substantial rise, culminating at 46 billion minutes by 2008. This marked expansion in mobile call usage particularly highlights a shift in communication preferences towards the end of the decade.
Sample Report 4
The bar chart gives information about the total number of billion minutes individuals in Australia have telephone calls, across three groups, between 2001 and 2008.
Overall, throughout the period, local calls had the highest usage by a significant margin, followed by National and International, and Mobile category. However, while the length of both National and International, and Mobiles calls increased consistently and experienced their highest number in the last year in 2008, the figure for Local calls peaked in the middle of the period in 2005.
Regarding the Local calls, it ranked first in 2001 at 72 billion minutes. It then experienced a gradual rise, peaking at 90 in 2005, after which it fell steadily and finished the period at its original level in 2001.
National and International calls, and Mobile calls both, conversely, showed a persistent rise , with the latter demonstrating a much more dramatic trend , particularly in the second half of the period, commencing at mere 2 billion minutes and soaring to 46 billion minutes in 2008. National and International calls, in contrast showed a more steady increase. It began the period at 38 and continued to rise and ended at 46 in 2008.
Sample Report 5
The bar chart delineates the duration of telephone calls in Australia, segmented by type—local, national and international, and mobiles—over the period from 2001 to 2008, measured in billions of minutes.
Overall, the trends indicate that while local call durations consistently exceeded other types, they began to wane mid-decade after an initial rise, unlike the steady increase observed in national and international, as well as mobile calls.
Local calls initially surged from 72 billion minutes in 2001 to a zenith of 90 billion minutes in 2005, before receding to their initial volume by 2008. This rise and subsequent decline sketches a bell curve, highlighting a peak mid-decade. The details reveal local call durations towering over the other categories each year, despite their eventual decline.
Conversely, national and international calls exhibited a more moderate but consistent ascent from 38 billion minutes in 2001 to 61 billion by 2008. The trajectory for mobile calls was even more pronounced, starting from a mere 2 billion minutes and expanding substantially to 46 billion minutes by the end of the period.
Sample Report 6
The bar diagram illustrates the total number of minutes spent on telephone calls in Australia from the year 2001 to 2008, where the calls are categorised into three groups, local, national and international, and mobile. Units are measured in billions of minutes.
Overall, though the gap between the time spent on local calls and other modes of telecommunication kept falling over the time, annual used minutes on local calls always remained the highest throughout the period. Meanwhile, time spent on both national & international and mobiles continued increasing consistently, but the local call time started declining gradually from the middle of this seven-year range.
The local call time experienced the highest trend throughout the period, starting from 72 billion minutes in 2001 to reach a peak of 90 billion minutes by 2005, this trend then slipped back to 72 billion minutes in 2008. As for national and international the popularity of this types of calls increased slightly, beginning from 38 billion minutes to finish at 61 billion minutes by the end of the period.
On the other hand, mobile calls witnessed a slight growth initially, beginning the period with 2 billion minutes merely. Having experienced a gradual increase until 2005 with around 12 billion minutes, mobile call minutes then rocketed to 46 billion minutes by the end of this period.
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