Rank	Countries/Territories	Count	Percent
1	United States	441	38.6%
2	China	355	31.1%
3	Germany	59	5.2%
4	India	58	5.1%
5	Japan	38	3.3%
6	Brazil	37	3.2%
7	Netherlands	24	2.1%
8	Korea, Republic of	18	1.6%
9	Russia	11	1%
10	Singapore	10	0.9%
11	Canada	8	0.7%
12	Italy	8	0.7%
13	Taiwan	7	0.6%
14	Ireland	6	0.5%
15	France	6	0.5%
16	Poland	5	0.4%
17	Turkey	4	0.3%
18	South Africa	4	0.3%
19	Pakistan	4	0.3%
20	Philippines	3	0.3%
21	Mongolia	3	0.3%
22	Nepal	3	0.3%
23	Hong Kong	3	0.3%
24	Iran, Islamic Republic of	2	0.2%
25	Czech Republic	2	0.2%
26	Australia	2	0.2%
27	Kenya	2	0.2%
28	Sweden	2	0.2%
29	Uzbekistan	2	0.2%
30	Thailand	1	0.1%
31	Uganda	1	0.1%
32	Ukraine	1	0.1%
33	United Kingdom	1	0.1%
34	Switzerland	1	0.1%
35	Slovakia	1	0.1%
36	Serbia	1	0.1%
37	Lithuania	1	0.1%
38	Malaysia	1	0.1%
39	Moldova, Republic of	1	0.1%
40	Belarus	1	0.1%
41	Belgium	1	0.1%
42	Denmark	1	0.1%
43	Argentina	1	0.1%
44	Guatemala	1	0.1%
45	Israel	1	0.1%