Rank	Countries/Territories	Count	Percent
1	United States	513	46.7%
2	China	296	26.9%
3	Germany	86	7.8%
4	France	28	2.5%
5	Japan	20	1.8%
6	Canada	19	1.7%
7	United Kingdom	16	1.5%
8	Russia	15	1.4%
9	Netherlands	13	1.2%
10	Hong Kong	11	1%
11	India	10	0.9%
12	Taiwan	9	0.8%
13	Malaysia	6	0.5%
14	Singapore	6	0.5%
15	Cyprus	6	0.5%
16	Argentina	4	0.4%
17	Australia	4	0.4%
18	Ireland	4	0.4%
19	Italy	3	0.3%
20	Korea, Republic of	3	0.3%
21	Czech Republic	3	0.3%
22	Denmark	2	0.2%
23	Brazil	2	0.2%
24	Albania	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Hungary	2	0.2%
27	New Zealand	2	0.2%
28	Mexico	2	0.2%
29	Turkey	2	0.2%
30	Ukraine	2	0.2%
31	Mongolia	1	0.1%
32	Norway	1	0.1%
33	Romania	1	0.1%
34	Sweden	1	0.1%
35	Switzerland	1	0.1%
36	Luxembourg	1	0.1%