Rank	Countries/Territories	Count	Percent
1	United States	963	37.9%
2	China	611	24.1%
3	Germany	248	9.8%
4	United Kingdom	100	3.9%
5	Iran, Islamic Republic of	52	2%
6	Japan	47	1.9%
7	France	47	1.9%
8	India	43	1.7%
9	Taiwan	40	1.6%
10	Netherlands	28	1.1%
11	Canada	28	1.1%
12	Russia	26	1%
13	Korea, Republic of	22	0.9%
14	Ireland	18	0.7%
15	Brazil	18	0.7%
16	Australia	16	0.6%
17	Hong Kong	16	0.6%
18	Spain	15	0.6%
19	Saudi Arabia	14	0.6%
20	Singapore	14	0.6%
21	Malaysia	14	0.6%
22	Belgium	13	0.5%
23	Sweden	13	0.5%
24	Czech Republic	12	0.5%
25	Cyprus	10	0.4%
26	Mexico	9	0.4%
27	Italy	9	0.4%
28	Pakistan	9	0.4%
29	Thailand	8	0.3%
30	Turkey	7	0.3%
31	Norway	6	0.2%
32	Egypt	6	0.2%
33	Indonesia	5	0.2%
34	Latvia	5	0.2%
35	Romania	5	0.2%
36	Qatar	4	0.2%
37	Greece	4	0.2%
38	Colombia	4	0.2%
39	Azerbaijan	3	0.1%
40	Bangladesh	3	0.1%
41	Hungary	3	0.1%
42	New Zealand	3	0.1%
43	Morocco	2	0.1%
44	Estonia	2	0.1%
45	Denmark	2	0.1%
46	Palestine, State of	2	0.1%
47	Ukraine	2	0.1%
48	Viet Nam	2	0.1%
49	Uganda	1	0%
50	Philippines	1	0%
51	Switzerland	1	0%
52	Serbia	1	0%
53	Georgia	1	0%
54	Algeria	1	0%
55	Macao	1	0%