Rank	Countries/Territories	Count	Percent
1	United States	453	30.3%
2	China	405	27.1%
3	Germany	129	8.6%
4	Japan	60	4%
5	Belgium	54	3.6%
6	Australia	48	3.2%
7	India	43	2.9%
8		37	2.5%
9	Bangladesh	32	2.1%
10	France	26	1.7%
11	Korea, Republic of	20	1.3%
12	Hong Kong	17	1.1%
13	Israel	16	1.1%
14	United Kingdom	16	1.1%
15	Taiwan	13	0.9%
16	Canada	10	0.7%
17	Iran, Islamic Republic of	9	0.6%
18	Netherlands	9	0.6%
19	Singapore	9	0.6%
20	Ireland	8	0.5%
21	Austria	7	0.5%
22	Denmark	7	0.5%
23	Greece	6	0.4%
24	Brazil	6	0.4%
25	Ukraine	6	0.4%
26	Sweden	5	0.3%
27	Argentina	5	0.3%
28	Spain	4	0.3%
29	Nepal	3	0.2%
30	Russia	3	0.2%
31	Hungary	3	0.2%
32	Italy	3	0.2%
33	Norway	3	0.2%
34	Portugal	2	0.1%
35	Lithuania	2	0.1%
36	Jordan	2	0.1%
37	Serbia	2	0.1%
38	Thailand	2	0.1%
39	Turkey	1	0.1%
40	South Africa	1	0.1%
41	Zimbabwe	1	0.1%
42	Indonesia	1	0.1%
43	Mexico	1	0.1%
44	Mongolia	1	0.1%
45	Romania	1	0.1%
46	New Zealand	1	0.1%
47	Colombia	1	0.1%