Rank	Countries/Territories	Count	Percent
1	United States	751	36.1%
2	China	686	33%
3	Germany	149	7.2%
4	France	51	2.5%
5	Canada	46	2.2%
6	Japan	40	1.9%
7	Netherlands	23	1.1%
8	United Kingdom	23	1.1%
9	Russia	21	1%
10	India	19	0.9%
11	Iran, Islamic Republic of	18	0.9%
12	Ireland	18	0.9%
13	Hong Kong	18	0.9%
14	Singapore	17	0.8%
15	Palestine, State of	13	0.6%
16	Korea, Republic of	13	0.6%
17	Bangladesh	11	0.5%
18	Brazil	11	0.5%
19	Sweden	11	0.5%
20	Turkey	10	0.5%
21	Peru	10	0.5%
22	Czech Republic	9	0.4%
23	Austria	7	0.3%
24	Cyprus	7	0.3%
25	Jordan	6	0.3%
26	Romania	6	0.3%
27	Italy	5	0.2%
28	Denmark	5	0.2%
29	Ethiopia	5	0.2%
30	Australia	5	0.2%
31	Greece	4	0.2%
32	Malaysia	4	0.2%
33	Mexico	4	0.2%
34	Saudi Arabia	4	0.2%
35	Norway	4	0.2%
36	Switzerland	3	0.1%
37	Taiwan	3	0.1%
38	Tunisia	3	0.1%
39	Viet Nam	3	0.1%
40	Nigeria	3	0.1%
41	Mauritius	3	0.1%
42	Israel	3	0.1%
43	Croatia	3	0.1%
44	Colombia	2	0.1%
45	Indonesia	2	0.1%
46	Latvia	2	0.1%
47	Mongolia	2	0.1%
48	Uganda	2	0.1%
49	Ukraine	2	0.1%
50	South Africa	2	0.1%
51	Spain	2	0.1%
52	Pakistan	1	0%
53	Philippines	1	0%
54	Portugal	1	0%
55	Chile	1	0%
56	Algeria	1	0%
57	Bulgaria	1	0%