Rank	Countries/Territories	Count	Percent
1	United States	256	37.2%
2	China	146	21.2%
3	Germany	54	7.8%
4	India	39	5.7%
5	Iran, Islamic Republic of	24	3.5%
6	United Kingdom	22	3.2%
7	Japan	16	2.3%
8	Canada	13	1.9%
9	Brazil	9	1.3%
10	Poland	9	1.3%
11	Korea, Republic of	8	1.2%
12	Italy	8	1.2%
13	Australia	8	1.2%
14	Cyprus	6	0.9%
15	Czech Republic	5	0.7%
16	Hong Kong	5	0.7%
17	Singapore	5	0.7%
18	Sweden	4	0.6%
19	Serbia	4	0.6%
20	Austria	4	0.6%
21	France	4	0.6%
22	Portugal	4	0.6%
23	Netherlands	4	0.6%
24	Romania	3	0.4%
25	Ireland	3	0.4%
26	Israel	2	0.3%
27	Russia	2	0.3%
28	Saudi Arabia	2	0.3%
29	Norway	2	0.3%
30	Pakistan	2	0.3%
31	Belgium	2	0.3%
32	Argentina	2	0.3%
33	Denmark	2	0.3%
34	Hungary	2	0.3%
35	Indonesia	1	0.1%
36	Guatemala	1	0.1%
37	Albania	1	0.1%
38	New Zealand	1	0.1%
39	Iraq	1	0.1%
40	Mexico	1	0.1%
41	Thailand	1	0.1%
42	Spain	1	0.1%