Rank	Countries/Territories	Count	Percent
1	United States	288	47.5%
2	China	120	19.8%
3	Germany	74	12.2%
4	India	13	2.1%
5	Japan	13	2.1%
6	United Kingdom	11	1.8%
7	Netherlands	9	1.5%
8		9	1.5%
9	Korea, Republic of	7	1.2%
10	Canada	6	1%
11	France	5	0.8%
12	Malaysia	5	0.8%
13	Argentina	4	0.7%
14	Serbia	4	0.7%
15	Singapore	3	0.5%
16	Iran, Islamic Republic of	3	0.5%
17	Cyprus	3	0.5%
18	Hong Kong	3	0.5%
19	Latvia	2	0.3%
20	Australia	2	0.3%
21	Belgium	2	0.3%
22	Turkey	2	0.3%
23	Sweden	2	0.3%
24	Switzerland	2	0.3%
25	Philippines	2	0.3%
26	Romania	2	0.3%
27	Russia	2	0.3%
28	Saudi Arabia	2	0.3%
29	Taiwan	1	0.2%
30	Brazil	1	0.2%
31	Czech Republic	1	0.2%
32	Mexico	1	0.2%
33	Nepal	1	0.2%
34	Indonesia	1	0.2%