Rank	Countries/Territories	Count	Percent
1	China	288	25.1%
2	United States	286	24.9%
3	Germany	135	11.7%
4	India	62	5.4%
5	Italy	53	4.6%
6	Canada	28	2.4%
7	Algeria	21	1.8%
8	Singapore	21	1.8%
9	Colombia	18	1.6%
10	United Kingdom	17	1.5%
11	Spain	15	1.3%
12	France	15	1.3%
13	Japan	14	1.2%
14	Netherlands	14	1.2%
15	Korea, Republic of	12	1%
16	Mexico	11	1%
17	Australia	11	1%
18	South Africa	11	1%
19	Czech Republic	9	0.8%
20	Cyprus	8	0.7%
21	Taiwan	6	0.5%
22	Turkey	6	0.5%
23	Thailand	5	0.4%
24	Serbia	5	0.4%
25	Malaysia	5	0.4%
26	Iran, Islamic Republic of	4	0.3%
27	Hong Kong	4	0.3%
28	Portugal	4	0.3%
29	Romania	4	0.3%
30	Brazil	4	0.3%
31	Austria	4	0.3%
32	Argentina	4	0.3%
33	Egypt	4	0.3%
34	Viet Nam	4	0.3%
35	Ireland	4	0.3%
36	Saudi Arabia	3	0.3%
37	Venezuela, Bolivarian Republic of	3	0.3%
38	Ethiopia	3	0.3%
39	Greece	3	0.3%
40	Russia	2	0.2%
41	Pakistan	2	0.2%
42	Mongolia	2	0.2%
43	Morocco	2	0.2%
44	Ghana	2	0.2%
45	Burkina Faso	2	0.2%
46	Ukraine	2	0.2%
47	Bangladesh	1	0.1%
48	Dominican Republic	1	0.1%
49	New Zealand	1	0.1%
50	Peru	1	0.1%
51	Poland	1	0.1%
52	Iraq	1	0.1%
53	Kenya	1	0.1%