Rank	Countries/Territories	Count	Percent
1	United States	288	29.4%
2	China	270	27.6%
3	Germany	133	13.6%
4	India	53	5.4%
5	United Kingdom	19	1.9%
6	Ukraine	18	1.8%
7	Czech Republic	17	1.7%
8	Netherlands	15	1.5%
9	Canada	11	1.1%
10	Turkey	11	1.1%
11	Australia	10	1%
12	Cyprus	9	0.9%
13	Japan	9	0.9%
14	Russia	8	0.8%
15		8	0.8%
16	Brazil	8	0.8%
17	France	7	0.7%
18	Taiwan	7	0.7%
19	Korea, Republic of	7	0.7%
20	Italy	7	0.7%
21	Israel	6	0.6%
22	Mexico	6	0.6%
23	Poland	6	0.6%
24	Iran, Islamic Republic of	6	0.6%
25	Singapore	5	0.5%
26	South Africa	4	0.4%
27	United Arab Emirates	4	0.4%
28	Argentina	4	0.4%
29	New Zealand	3	0.3%
30	Portugal	2	0.2%
31	Thailand	2	0.2%
32	Spain	2	0.2%
33	Switzerland	2	0.2%
34	Slovakia	2	0.2%
35	Belarus	2	0.2%
36	Belgium	2	0.2%
37	Denmark	2	0.2%
38	Ireland	1	0.1%
39	Chile	1	0.1%
40	Philippines	1	0.1%