Rank	Countries/Territories	Count	Percent
1	United States	373	39.7%
2	China	173	18.4%
3	Germany	94	10%
4	Egypt	40	4.3%
5	Canada	26	2.8%
6	United Kingdom	25	2.7%
7	Netherlands	19	2%
8	India	17	1.8%
9	Australia	16	1.7%
10	Japan	12	1.3%
11	Korea, Republic of	12	1.3%
12	Singapore	11	1.2%
13	Ireland	10	1.1%
14	Israel	10	1.1%
15	Romania	9	1%
16	Belgium	6	0.6%
17	Brazil	6	0.6%
18	Colombia	5	0.5%
19	Cyprus	5	0.5%
20	Pakistan	5	0.5%
21	Puerto Rico	5	0.5%
22	Finland	4	0.4%
23	France	4	0.4%
24	Indonesia	4	0.4%
25	Iran, Islamic Republic of	4	0.4%
26	Serbia	4	0.4%
27	Russia	3	0.3%
28	Syrian Arab Republic	3	0.3%
29	Turkey	3	0.3%
30	Argentina	3	0.3%
31	South Africa	3	0.3%
32	Spain	3	0.3%
33	Sri Lanka	2	0.2%
34	Sweden	2	0.2%
35	Poland	2	0.2%
36	Malaysia	2	0.2%
37	Mexico	2	0.2%
38	Montenegro	2	0.2%
39	Hong Kong	2	0.2%
40	Chile	2	0.2%
41	Croatia	1	0.1%
42	Bulgaria	1	0.1%
43	Denmark	1	0.1%
44	Italy	1	0.1%
45	Norway	1	0.1%
46	Portugal	1	0.1%