Rank	Countries/Territories	Count	Percent
1	United States	555	38.8%
2	China	430	30.1%
3	Germany	73	5.1%
4	Canada	58	4.1%
5	India	32	2.2%
6	Hong Kong	29	2%
7	United Kingdom	27	1.9%
8	France	26	1.8%
9	Ireland	21	1.5%
10	Japan	20	1.4%
11	Netherlands	19	1.3%
12	Russia	19	1.3%
13	Spain	15	1%
14	Turkey	13	0.9%
15	Singapore	12	0.8%
16	Italy	11	0.8%
17	Australia	8	0.6%
18	Taiwan	8	0.6%
19	Sweden	6	0.4%
20	Korea, Republic of	5	0.3%
21	Czech Republic	5	0.3%
22	Israel	5	0.3%
23	Nigeria	4	0.3%
24	Switzerland	4	0.3%
25	Norway	3	0.2%
26	Poland	3	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Cyprus	3	0.2%
29	Portugal	2	0.1%
30	Ukraine	2	0.1%
31	Tanzania, United Republic of	1	0.1%
32	Saudi Arabia	1	0.1%
33	Mexico	1	0.1%
34	Mongolia	1	0.1%
35	Belarus	1	0.1%
36	Brazil	1	0.1%
37	Algeria	1	0.1%
38	Argentina	1	0.1%