Rank	Countries/Territories	Count	Percent
1	China	760	38.6%
2	United States	523	26.6%
3	Russia	127	6.5%
4	Germany	90	4.6%
5	Japan	66	3.4%
6	Bulgaria	50	2.5%
7	Czech Republic	43	2.2%
8	France	30	1.5%
9	Netherlands	30	1.5%
10	United Kingdom	30	1.5%
11	India	26	1.3%
12	Viet Nam	16	0.8%
13	Canada	15	0.8%
14	Malaysia	14	0.7%
15	Singapore	11	0.6%
16	Taiwan	10	0.5%
17	Australia	10	0.5%
18	Indonesia	9	0.5%
19	Ireland	8	0.4%
20	Hong Kong	6	0.3%
21	Korea, Republic of	6	0.3%
22	Cyprus	6	0.3%
23	Spain	6	0.3%
24	Sweden	6	0.3%
25	Portugal	6	0.3%
26	South Africa	5	0.3%
27	Turkey	5	0.3%
28	Romania	4	0.2%
29	Costa Rica	4	0.2%
30	Denmark	4	0.2%
31	Italy	4	0.2%
32	Mexico	4	0.2%
33	Iran, Islamic Republic of	3	0.2%
34	Thailand	3	0.2%
35	Norway	2	0.1%
36	Poland	2	0.1%
37	Luxembourg	2	0.1%
38	Egypt	2	0.1%
39	Ethiopia	2	0.1%
40	Argentina	2	0.1%
41	Belarus	2	0.1%
42	Belgium	2	0.1%
43	Bosnia and Herzegovina	2	0.1%
44	Brazil	2	0.1%
45	Colombia	1	0.1%
46	Liberia	1	0.1%
47	New Zealand	1	0.1%
48	Israel	1	0.1%
49	Hungary	1	0.1%
50	Ghana	1	0.1%
51	Greece	1	0.1%