Ielts writing task 1 - plz help me evaluate this essay

The graph illustrates the proportion of exports from Australia to Japan, US, China, and India over the period of 22 years, starting in 2012.
Overall, while the percentage of Australian exports to China and India grew from 1990 to 2012, the contrary held true for Japan and US. Also of note is that China witnessed the greatest increase in the percentage of goods imported from Australia. Regarding Japan, starting at just above 25% - the highest figure in 1990, its proportion of exported Autralian products then fell significantly and finished the period with about 17% in 2012. By contrary, there was a dramatic rise in the figure for China, from a mere 3% in 1990 to approximately 27% in 2012 - the highest figure over the period, overtaking US and Japan. Turning to the USA, 11% of imported goods in this country in 1990 were from Australia , and this figure decreased neligibly to finish the period with only 7% 22 years later. Opposite changes were seen in India, whose figure rose marginaly by only 4% between 22 years, and this place was still the country which imported the smallest proportion of Australian goods compare to the other countries.