Rank	Countries/Territories	Count	Percent
1	United States	360	25.8%
2	China	282	20.2%
3	Germany	122	8.7%
4	India	100	7.2%
5	Iran, Islamic Republic of	53	3.8%
6	Australia	51	3.7%
7	Greece	46	3.3%
8	Brazil	39	2.8%
9	Canada	30	2.1%
10	Singapore	30	2.1%
11	Russia	23	1.6%
12	Taiwan	22	1.6%
13	Netherlands	22	1.6%
14	Japan	20	1.4%
15	France	16	1.1%
16	Latvia	15	1.1%
17	Spain	15	1.1%
18	Hong Kong	14	1%
19	Italy	12	0.9%
20	Mexico	11	0.8%
21	Colombia	11	0.8%
22	Malaysia	10	0.7%
23	Korea, Republic of	9	0.6%
24	Turkey	6	0.4%
25	United Kingdom	6	0.4%
26	Ireland	5	0.4%
27	Israel	4	0.3%
28	Morocco	4	0.3%
29	Cote D'ivoire	4	0.3%
30	Cyprus	4	0.3%
31	Czech Republic	4	0.3%
32	Cuba	3	0.2%
33	Sweden	3	0.2%
34	Syrian Arab Republic	3	0.2%
35	Switzerland	2	0.1%
36	New Zealand	2	0.1%
37	Nigeria	2	0.1%
38	Norway	2	0.1%
39	Slovakia	2	0.1%
40	Philippines	2	0.1%
41	Portugal	2	0.1%
42	Denmark	2	0.1%
43	Belize	2	0.1%
44	Bosnia and Herzegovina	2	0.1%
45	Lebanon	2	0.1%
46	Jordan	2	0.1%
47	Indonesia	2	0.1%
48	Moldova, Republic of	1	0.1%
49	Mongolia	1	0.1%
50	Austria	1	0.1%
51	Argentina	1	0.1%
52	Cameroon	1	0.1%
53	Georgia	1	0.1%
54	Qatar	1	0.1%
55	South Africa	1	0.1%
56	Pakistan	1	0.1%
57	United Arab Emirates	1	0.1%
58	Viet Nam	1	0.1%