Rank	Countries/Territories	Count	Percent
1	United States	400	38.1%
2	China	338	32.2%
3	Germany	79	7.5%
4	Canada	16	1.5%
5	Malaysia	14	1.3%
6	Sweden	14	1.3%
7	Singapore	13	1.2%
8	United Kingdom	13	1.2%
9	India	13	1.2%
10	Netherlands	10	1%
11	Australia	10	1%
12	Cyprus	9	0.9%
13	Japan	8	0.8%
14	Iran, Islamic Republic of	7	0.7%
15	Israel	6	0.6%
16	Italy	6	0.6%
17	France	6	0.6%
18	Romania	6	0.6%
19	Russia	6	0.6%
20	Senegal	5	0.5%
21	Turkey	5	0.5%
22	Finland	5	0.5%
23	Ghana	5	0.5%
24	Denmark	5	0.5%
25	Slovakia	4	0.4%
26	South Africa	4	0.4%
27	Taiwan	3	0.3%
28	Thailand	3	0.3%
29	Korea, Republic of	3	0.3%
30	Greece	3	0.3%
31	Hong Kong	3	0.3%
32	Malta	3	0.3%
33	Mongolia	2	0.2%
34	Peru	2	0.2%
35	Poland	2	0.2%
36	Nigeria	2	0.2%
37	Egypt	2	0.2%
38	Czech Republic	2	0.2%
39	Brazil	2	0.2%
40	Ukraine	2	0.2%
41	Spain	1	0.1%
42	Argentina	1	0.1%
43	Belgium	1	0.1%
44	Georgia	1	0.1%
45	Norway	1	0.1%
46	Palestine, State of	1	0.1%
47	Portugal	1	0.1%
48	Kenya	1	0.1%
49	Ireland	1	0.1%
50	Indonesia	1	0.1%