Rank	Countries/Territories	Count	Percent
1	China	244	28.8%
2	United States	238	28.1%
3	Germany	65	7.7%
4	India	42	5%
5	Ukraine	20	2.4%
6	Netherlands	18	2.1%
7	Russia	15	1.8%
8	Nigeria	14	1.7%
9	Japan	14	1.7%
10	Colombia	14	1.7%
11	Thailand	14	1.7%
12	France	13	1.5%
13	Indonesia	10	1.2%
14	Singapore	10	1.2%
15	Taiwan	10	1.2%
16	Ireland	9	1.1%
17	Australia	9	1.1%
18	Switzerland	8	0.9%
19	Iran, Islamic Republic of	7	0.8%
20	Hong Kong	6	0.7%
21	Canada	6	0.7%
22	Cyprus	5	0.6%
23	United Kingdom	5	0.6%
24	Viet Nam	5	0.6%
25	Philippines	4	0.5%
26	Korea, Republic of	4	0.5%
27	Malaysia	4	0.5%
28	Poland	3	0.4%
29	Mongolia	3	0.4%
30	Iraq	3	0.4%
31	South Africa	3	0.4%
32	Sweden	2	0.2%
33	Tunisia	2	0.2%
34	Ethiopia	2	0.2%
35	Morocco	2	0.2%
36	Palestine, State of	2	0.2%
37	Mauritius	2	0.2%
38	Libya	1	0.1%
39	Norway	1	0.1%
40	Oman	1	0.1%
41	Slovakia	1	0.1%
42	Bangladesh	1	0.1%
43	Cameroon	1	0.1%
44	Egypt	1	0.1%
45	Greece	1	0.1%
46	Turkey	1	0.1%