Rank	Countries/Territories	Count	Percent
1	United States	442	28.2%
2	China	169	10.8%
3	India	133	8.5%
4	Canada	105	6.7%
5	Germany	93	5.9%
6	Netherlands	58	3.7%
7	United Kingdom	55	3.5%
8	Korea, Republic of	25	1.6%
9	Romania	24	1.5%
10	Japan	23	1.5%
11	Brazil	22	1.4%
12	Australia	21	1.3%
13	Turkey	21	1.3%
14	Ireland	18	1.2%
15	Indonesia	16	1%
16	Iran, Islamic Republic of	16	1%
17	Malaysia	16	1%
18	Pakistan	15	1%
19	Poland	14	0.9%
20	Slovakia	14	0.9%
21	France	14	0.9%
22	Hong Kong	13	0.8%
23	Egypt	13	0.8%
24	Switzerland	13	0.8%
25	Mexico	12	0.8%
26	Italy	10	0.6%
27	Spain	10	0.6%
28	Russia	10	0.6%
29	Saudi Arabia	10	0.6%
30	New Zealand	10	0.6%
31	Lithuania	8	0.5%
32	Singapore	8	0.5%
33	Portugal	8	0.5%
34	Czech Republic	8	0.5%
35	Taiwan	7	0.4%
36	Thailand	7	0.4%
37	Yemen	7	0.4%
38	Norway	6	0.4%
39	South Africa	5	0.3%
40	Cyprus	5	0.3%
41	Cameroon	5	0.3%
42	Hungary	5	0.3%
43	Iraq	5	0.3%
44	Colombia	4	0.3%
45	Finland	4	0.3%
46	Ghana	4	0.3%
47	Greece	4	0.3%
48	Sweden	4	0.3%
49	Syrian Arab Republic	4	0.3%
50	Kenya	3	0.2%
51	Ukraine	3	0.2%
52	Philippines	3	0.2%
53	Denmark	3	0.2%
54	Bangladesh	3	0.2%
55	Belgium	3	0.2%
56	Israel	3	0.2%
57	Morocco	3	0.2%
58	Nepal	2	0.1%
59	Bosnia and Herzegovina	2	0.1%
60	Oman	2	0.1%
61	Qatar	2	0.1%
62	Slovenia	2	0.1%
63	United Arab Emirates	2	0.1%
64	Viet Nam	2	0.1%
65	Nigeria	1	0.1%
66	Austria	1	0.1%
67	Ecuador	1	0.1%
68	Kazakhstan	1	0.1%