Rank	Countries/Territories	Count	Percent
1	United States	356	38.9%
2	China	294	32.2%
3	Germany	70	7.7%
4	India	31	3.4%
5	Singapore	16	1.8%
6	Japan	12	1.3%
7	Australia	12	1.3%
8	Spain	11	1.2%
9	Ireland	10	1.1%
10	Netherlands	9	1%
11	Romania	9	1%
12	United Kingdom	9	1%
13	Indonesia	8	0.9%
14	Taiwan	7	0.8%
15	Korea, Republic of	7	0.8%
16	Italy	6	0.7%
17	Iran, Islamic Republic of	5	0.5%
18	Cyprus	5	0.5%
19	Iraq	4	0.4%
20	Turkey	4	0.4%
21	South Africa	4	0.4%
22	Lithuania	3	0.3%
23	Malaysia	3	0.3%
24	Denmark	3	0.3%
25	Canada	3	0.3%
26	Bulgaria	2	0.2%
27	Mexico	2	0.2%
28	Mongolia	1	0.1%
29	Norway	1	0.1%
30	Switzerland	1	0.1%
31	Ukraine	1	0.1%
32	Argentina	1	0.1%
33	France	1	0.1%
34	Georgia	1	0.1%
35	Hong Kong	1	0.1%
36	Colombia	1	0.1%