The provided bar chart illustrates how many dissertations were submitted by postgraduates according to four distinct status in a particular UK university over an every ten year period, from 1990 to 2010.
Overall, while the disserations completing and rewriting saw a net increase, this figure of those who failed to write decreased over the period shown. It is also reported that the vast majority of postgraduates who completed on time.
In stark contrast, the number of theses failing to write dropped precipitously from around 50 in 1990 to 25 in 2000, finishing at only 10. Finally, the ‘rewrote’ category displayed an inconsistent pattern. Commencing at the lowest point, it rose almost fivefold in 2000. This increasing trend, however, was short-lived, as the final year reported the marginal fall to around 40.
The year 1990 witnessed 150 dissertations submitted on time. Following that, the number of theses increased moderately to over 200 before surging to 300 by the end of the examined period, marking the highest data point in the entire chart. Also undergoing a similar upward trend, but with much lower figures, those completing late experienced its numbers doubling from about 25 to nearly 50 throughout.