Rank	Countries/Territories	Count	Percent
1	China	311	33.8%
2	United States	282	30.7%
3	Germany	98	10.7%
4	Russia	24	2.6%
5	Singapore	22	2.4%
6	Netherlands	18	2%
7	Japan	18	2%
8	France	18	2%
9	Australia	14	1.5%
10	Taiwan	12	1.3%
11	Thailand	7	0.8%
12	United Kingdom	7	0.8%
13	Turkey	6	0.7%
14	Korea, Republic of	6	0.7%
15	Ireland	6	0.7%
16	Hungary	5	0.5%
17	Cyprus	5	0.5%
18	Sweden	5	0.5%
19	Viet Nam	5	0.5%
20	Switzerland	4	0.4%
21	Bulgaria	4	0.4%
22	India	4	0.4%
23	Mongolia	4	0.4%
24	Indonesia	3	0.3%
25	Italy	3	0.3%
26	Mexico	3	0.3%
27	Iraq	2	0.2%
28	Canada	2	0.2%
29	Chile	2	0.2%
30	Austria	2	0.2%
31	Dominican Republic	2	0.2%
32	Argentina	2	0.2%
33	Malaysia	2	0.2%
34	Mauritius	2	0.2%
35	Philippines	2	0.2%
36	Ukraine	2	0.2%
37	Slovenia	1	0.1%
38	Sri Lanka	1	0.1%
39	Poland	1	0.1%
40	Pakistan	1	0.1%
41	Morocco	1	0.1%
42	Kyrgyzstan	1	0.1%