The graph illustrates the trend of Export Earning which consists

The graph illustrates the trend of Export Earning which consists of five categories of a country as well as their percentage changes during the period from 2015 to 2016.

The income of Petroleum products ranked the first in 2015, with 60 billions. But slipped to the second in the year of 2016,  although it showed a slight increase from 60to 63 billions .And Engineered goods illustrated the same trend with Petroleum products, rising moderately from about 58 to 63 billions between 2015 and 2016 and overtaking the former one became the largest part in 2016. Similarly, Textiles grew by 15.24% since 2015, which was almost twice than Engineered goods. That was the biggest changes among the five products, increasing from 28 to 33 billions . Besides,  In the year of 2016,Textiles approximately shared the same number with Agricultural products.

The income of Agricultural products almost stayed with a only subtle change,  which was equivalent to a 0.81% rise throughout this one-year period, climbing from 32 to 32.8 billions . On the contrary, as the smallest part, the income of Gems and Jewelry during this one-year period plunged by 5.18% since 2015, from nearly 45% to 40 billions.

To sum up, the majority of categories showed the increase trend, but G declined moderately and A went up within an narrow range. And the gap between A and T had narrowed considerately over the one year.