It illustrates the internet participation of many countries and allows the user to benchmark/compare countries against each other. If available you will also see how many companies will enter the internet if the internet participation grows in a certain country. As more companies from any particular country use the internet, so export competition from that country will grow.
If your country has a low internet participation a minus figure might be occure. In that case your country has great opportunities in developing its exports and catch up with other countries