Rank	Countries/Territories	Count	Percent
1	China	328	37.7%
2	United States	322	37.1%
3	Germany	99	11.4%
4	France	29	3.3%
5	Singapore	12	1.4%
6	Australia	10	1.2%
7	Japan	9	1%
8	Cyprus	8	0.9%
9	Netherlands	7	0.8%
10	Canada	6	0.7%
11	Hong Kong	5	0.6%
12	United Kingdom	5	0.6%
13	Italy	4	0.5%
14	Spain	3	0.3%
15	India	3	0.3%
16	Iran, Islamic Republic of	2	0.2%
17	Argentina	2	0.2%
18	Ukraine	2	0.2%
19	Malaysia	2	0.2%
20	Mongolia	2	0.2%
21	Kazakhstan	1	0.1%
22	Korea, Republic of	1	0.1%
23	Nigeria	1	0.1%
24	Palestine, State of	1	0.1%
25	Philippines	1	0.1%
26	Puerto Rico	1	0.1%
27	Saudi Arabia	1	0.1%
28	Ireland	1	0.1%
29	Ecuador	1	0.1%