Rank	Countries/Territories	Count	Percent
1	United States	520	32.6%
2	China	257	16.1%
3	India	203	12.7%
4	Germany	102	6.4%
5	Netherlands	70	4.4%
6	Iran, Islamic Republic of	43	2.7%
7	Korea, Republic of	42	2.6%
8	Ireland	29	1.8%
9	Singapore	24	1.5%
10	Canada	21	1.3%
11	Japan	20	1.3%
12	Viet Nam	18	1.1%
13	Turkey	18	1.1%
14	Italy	17	1.1%
15	Romania	15	0.9%
16	United Kingdom	13	0.8%
17	Malaysia	13	0.8%
18	Taiwan	11	0.7%
19	Russia	11	0.7%
20	Hong Kong	10	0.6%
21	Brazil	9	0.6%
22	Cyprus	8	0.5%
23	Greece	7	0.4%
24	Indonesia	6	0.4%
25	Poland	6	0.4%
26	Qatar	5	0.3%
27	Saudi Arabia	5	0.3%
28	Slovakia	5	0.3%
29	Iraq	5	0.3%
30	Ecuador	5	0.3%
31	Egypt	5	0.3%
32	France	5	0.3%
33	Belgium	5	0.3%
34	Algeria	4	0.3%
35	Moldova, Republic of	4	0.3%
36	Israel	4	0.3%
37	Peru	4	0.3%
38	Sweden	4	0.3%
39	Thailand	3	0.2%
40	United Arab Emirates	3	0.2%
41	Morocco	3	0.2%
42	Serbia	3	0.2%
43	Bulgaria	3	0.2%
44	Colombia	3	0.2%
45	Azerbaijan	2	0.1%
46	Mongolia	2	0.1%
47	South Africa	2	0.1%
48	Spain	2	0.1%
49	Pakistan	2	0.1%
50	Portugal	2	0.1%
51	Palestine, State of	1	0.1%
52	Sri Lanka	1	0.1%
53	Switzerland	1	0.1%
54	Kuwait	1	0.1%
55	Jordan	1	0.1%
56	Kazakhstan	1	0.1%
57	Ghana	1	0.1%
58	Bangladesh	1	0.1%
59	Argentina	1	0.1%
60	Australia	1	0.1%
61	Austria	1	0.1%
62	Denmark	1	0.1%