Rank	Countries/Territories	Count	Percent
1	United States	443	38%
2	China	347	29.8%
3	Germany	84	7.2%
4	Pakistan	36	3.1%
5	South Africa	24	2.1%
6	Netherlands	23	2%
7	France	23	2%
8	Japan	23	2%
9	Bangladesh	19	1.6%
10	Belarus	17	1.5%
11	Singapore	13	1.1%
12	Belgium	11	0.9%
13	Australia	9	0.8%
14	Russia	9	0.8%
15	Sweden	9	0.8%
16	United Kingdom	8	0.7%
17	Switzerland	6	0.5%
18	India	6	0.5%
19	Canada	5	0.4%
20	Cyprus	5	0.4%
21	Spain	5	0.4%
22	Taiwan	4	0.3%
23	Korea, Republic of	4	0.3%
24	Iraq	4	0.3%
25	Hong Kong	3	0.3%
26	Puerto Rico	3	0.3%
27	Romania	3	0.3%
28	Malaysia	3	0.3%
29	Ukraine	2	0.2%
30	Norway	2	0.2%
31	Italy	2	0.2%
32	Argentina	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Denmark	2	0.2%
35	Estonia	1	0.1%
36	Finland	1	0.1%
37	Ireland	1	0.1%
38	Israel	1	0.1%
39	Kyrgyzstan	1	0.1%