There are 13,304 whites of non-Hispanic origin living in San Juan; 10,571 blacks of non-Hispanic origin living in San Juan. Non-Hispanic whites and blacks form 3.2% and 2.6% of San Juans population respectively. There are also approximately 562 Asians of non-Hispanic origin in San Juan; they make up only 0.1% of the population. However, Asians of Hispanic and non-Hispanic origin together number at 6,342. The vast majority of Asians in San Juan are of Chinese American descent; of the 6,342 Asians, 4,928 are Chinese. Chinese comprise 1.4% of the population. The only other sizable Asian group in San Juan are Indian Americans; there are 698 people of Indian descent in the city, forming 0.2% of the population. There are very small numbers of people of Filipino American, Japanese American, and Vietnamese American ancestry; none of these groups number more than 100 members.

Answer this question based on the article: How many more non-hispanic blacks are there living in San Juan compared to Asians of non-Hispanic origin, by percent?
2.5