Rank	Countries/Territories	Count	Percent
1	United States	519	39.1%
2	China	421	31.7%
3	Germany	90	6.8%
4	France	41	3.1%
5	Russia	36	2.7%
6	India	31	2.3%
7	United Kingdom	29	2.2%
8	Japan	24	1.8%
9	Ireland	17	1.3%
10	Netherlands	15	1.1%
11	Ukraine	12	0.9%
12	Italy	9	0.7%
13	Hong Kong	9	0.7%
14	Canada	8	0.6%
15	Iran, Islamic Republic of	7	0.5%
16	Spain	7	0.5%
17	Sweden	6	0.5%
18	Switzerland	6	0.5%
19	Australia	6	0.5%
20	Cyprus	5	0.4%
21	Norway	5	0.4%
22	Chile	4	0.3%
23	Brazil	3	0.2%
24	Singapore	3	0.2%
25	Mexico	2	0.2%
26	Romania	2	0.2%
27	Cambodia	2	0.2%
28	Iraq	2	0.2%
29	Malaysia	2	0.2%
30	Mauritius	1	0.1%
31	Argentina	1	0.1%
32	Pakistan	1	0.1%
33	Taiwan	1	0.1%