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The bar chart below shows the percentage participation of men in senior development in three companies between 1980 and the year 2010.
Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
Write at least 150 words.

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Model Answer 1
The graph provided delineates the changing landscape of male participation in senior development roles within three prominent tech firms—IBM, Microsoft, and Apple—from 1980 through 2010.
An overview of the data reveals a striking evolution: Apple initially outpaced its counterparts in staffing senior development positions with male employees. However, this dynamic shifted dramatically over the three decades, with IBM eventually surging ahead by 2010.
In the initial year of 1980, Apple's lead was clear, with approximately 15% of its senior development roles filled by men, overshadowing Microsoft's 8% and IBM's modest sub-3%. The ensuing decade witnessed a convergence among the three corporations, with each reporting nearly equivalent percentages of male senior developers.
The latter half of the timeline underscores a notable trend: IBM's percentage of men in senior development soared, ultimately exceeding 60% by 2010. During the same period, Microsoft exhibited substantial growth, albeit to a lesser extent, reaching 45%. In stark contrast, Apple's figure plateaued, resulting in approximately 25% male participation in senior development by the end of the period.
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Model Answer 2
The bar chart under scrutiny provides a comparative analysis of the proportion of male employees holding senior development positions within three tech industry titans—IBM, Microsoft, and Apple—spanning three decades from 1980 to 2010.
The overview of the chart reveals a striking trend: Apple initially led the pack in the '80s with the highest percentage of male representation in senior development. However, the subsequent years saw a tectonic shift with IBM not only bridging the gap but eventually establishing a dominant lead by the final year charted.
Digging deeper into the specifics, the year 1980 marked a clear advantage for Apple, boasting close to a 15% share of men in senior development roles, eclipsing Microsoft's 8% and IBM's less than 3%. Fast forward to 1990, and the percentages began to harmonize across the board, showcasing a balanced representation. This equilibrium was short-lived, as the mid-'90s charted a change in trajectory for IBM, with a discernible ascent in the participation of men in senior development roles, a pattern that persisted and peaked in 2010.
By the close of this thirty-year epoch, a transformative shift was apparent: IBM's percentage had skyrocketed, constituting over 60% of their senior development echelon with male employees. Microsoft, not far behind, recorded a substantial 45% while Apple's growth stagnated, culminating in a 25% participation rate of men in senior development positions. These fluctuations underscore a dynamic realignment of male participation in senior development roles across these technological behemoths.
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Model Answer 3
The bar graph meticulously compares the proportion of male staff occupying senior development roles within a trio of leading technology firms—IBM, Microsoft, and Apple—over a span from 1980 to 2010.
Surveying the chart, two salient points stand out: Apple's initial prevalence in male senior development role occupancy, and IBM's eventual overwhelming majority in the same sector by the conclusion of the thirty-year period.
In the initial assessment of 1980, Apple's senior development positions were predominantly staffed by men, at nearly 15%, in stark contrast to Microsoft's 8% and IBM's slightly under 3%. This landscape underwent a profound transformation over the next ten years, culminating in a near equalization of male participation in senior development across the three companies by 1990.
The subsequent decade saw IBM embark on an aggressive upward trajectory in the participation of men in senior development positions, eventually outstripping its competitors significantly. By the end of the observed period in 2010, IBM's senior development roles were composed of more than 60% men, while Microsoft's participation rate stood at a considerable 45%. Conversely, Apple experienced a leveling off, with the participation of men in senior development positions rounding out to about 25%.
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Model Answer 4
The bar graph in question illustrates the shifting landscape of gender representation in senior development roles at IBM, Microsoft, and Apple from 1980 to 2010. Over three decades, there's a distinct upward trajectory in the participation of men in senior development positions, with notable fluctuations among these tech giants.
Beginning with an overview, it is immediately apparent that IBM exhibited the most significant increase in the percentage of men in senior development roles, commencing with the lowest proportion in 1980 and culminating in a dominant majority by 2010. In contrast, while Apple started with the highest percentage, its growth was more moderate, and Microsoft demonstrated a substantial increase, albeit not as pronounced as IBM's.
Delving into specifics, Apple led the fray in 1980 with a 15% participation of men in senior development, while Microsoft followed with a modest 7%, and IBM lagged at approximately 3%. By 1990, this disparity had lessened, with each company showcasing a convergence of figures around 10-12%. The subsequent two decades witnessed IBM's dramatic surge in the participation of men in senior development roles, exceeding 50% by 2010. Microsoft also saw a considerable climb to 45%, suggesting a strong male presence in its leadership cadre. Meanwhile, Apple maintained a steady increase, reaching about 25% by the end of the period.
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