Rank	Countries/Territories	Count	Percent
1	United States	628	41.4%
2	China	450	29.7%
3	Germany	83	5.5%
4	India	82	5.4%
5	Canada	71	4.7%
6	Japan	30	2%
7	Latvia	20	1.3%
8	Netherlands	14	0.9%
9	Korea, Republic of	12	0.8%
10	Ireland	12	0.8%
11	Singapore	11	0.7%
12	United Kingdom	8	0.5%
13	Brazil	8	0.5%
14	France	8	0.5%
15	Czech Republic	7	0.5%
16	Taiwan	7	0.5%
17	Sweden	6	0.4%
18	Pakistan	6	0.4%
19	Palestine, State of	4	0.3%
20	Italy	4	0.3%
21	Denmark	4	0.3%
22	Iran, Islamic Republic of	4	0.3%
23	Argentina	4	0.3%
24	Australia	4	0.3%
25	Austria	3	0.2%
26	Cyprus	3	0.2%
27	Russia	3	0.2%
28	Israel	2	0.1%
29	Hong Kong	2	0.1%
30	Switzerland	2	0.1%
31	Thailand	2	0.1%
32	Romania	2	0.1%
33	Spain	1	0.1%
34	Chile	1	0.1%
35	Belgium	1	0.1%
36	Jordan	1	0.1%
37	Lebanon	1	0.1%
38	Lithuania	1	0.1%
39	Mongolia	1	0.1%
40	Serbia	1	0.1%
41	Poland	1	0.1%
42	Norway	1	0.1%