Figure 5. Origins of HIV-1 circulating in Jilin Province. The pie chart shows the distribution of HIV-1 subtypes circulating in Jilin province, which are color-coded above the chart.

The same colors are also used on the map to indicate possible origins of HIV-1 in Jilin. Striped lines are used to indicate Liaoning and Guangxi provinces, each of which contributed two different HIV-1 subtypes to Jilin.