Rank	Countries/Territories	Count	Percent
1	China	267	35.2%
2	United States	256	33.8%
3	Germany	75	9.9%
4		24	3.2%
5	India	15	2%
6	Japan	13	1.7%
7	Australia	13	1.7%
8	France	11	1.5%
9	Ukraine	11	1.5%
10	Singapore	10	1.3%
11	United Kingdom	9	1.2%
12	Canada	7	0.9%
13	Cyprus	7	0.9%
14	Netherlands	6	0.8%
15	Mongolia	4	0.5%
16	Russia	4	0.5%
17	Ireland	4	0.5%
18	Iran, Islamic Republic of	3	0.4%
19	Argentina	3	0.4%
20	Italy	2	0.3%
21	Switzerland	2	0.3%
22	New Zealand	2	0.3%
23	Norway	2	0.3%
24	Puerto Rico	2	0.3%
25	Slovakia	1	0.1%
26	Spain	1	0.1%
27	Sweden	1	0.1%
28	Lithuania	1	0.1%
29	Hong Kong	1	0.1%
30	Belgium	1	0.1%