The bar chart depicts the yearly rice yield of four distinct nations, measured in million tonnes, from 1995 to 2015, at ten-year intervals.
Overall, all the surveyed countries witnessed an increase in their annual rice output to varying extents, with the exception of country C, where the figure remained relatively stable. It is also noteworthy that both country A and B were by far the largest producers of rice throughout the given timeframe, whereas a starkly different scenario was observed in the two remaining nations.
Regarding the leading producers, country A exhibited consistent growth in the annual rice production, rising steadily by approximately 2.5 million tonnes per decade from an initial point of over 40 million tonnes. Despite the modest increase, country A still dominated the rankings, apart from 2005, when its figure was on par with that of country B, both recording around 47.5 million tonnes. In contrast, country B displayed a more erratic trajectory. Starting with roughly 35 million tonnes, the data peaked at nearly 50 million tonnes in 2005. However, this was succeeded by a substantial decline, culminating in an output of merely 42 million tonnes by 2015.
Shifting our focus to the lower-yielding nations, the rice production of country C hovered around 7.5 million tonnes, showing minimal oscillations during the period. In 1995 and 2005, the figures for country C, at approximately 5 and 7.5 million tonnes respectively, slightly edged out that of country D, which both stood at roughly 2.5 million tonnes. Nevertheless, country D’s output soared up to 5 million tonnes in the subsequent decade, thereby reaching parity with the data recorded for country C. Even though this twofold increase represents the most pronounced growth in the dataset, country D struggled to climb the higher rankings, trailing behind with country C.