Rank	Countries/Territories	Count	Percent
1	United States	278	35.5%
2	China	277	35.4%
3	Germany	50	6.4%
4	Japan	25	3.2%
5		21	2.7%
6	Russia	14	1.8%
7	Singapore	13	1.7%
8	India	12	1.5%
9	Cyprus	11	1.4%
10	France	11	1.4%
11	Canada	11	1.4%
12	Netherlands	6	0.8%
13	Australia	6	0.8%
14	Philippines	5	0.6%
15	South Africa	4	0.5%
16	United Kingdom	4	0.5%
17	Ireland	4	0.5%
18	Brazil	3	0.4%
19	Sweden	3	0.4%
20	Syrian Arab Republic	2	0.3%
21	Taiwan	2	0.3%
22	Ukraine	2	0.3%
23	Romania	2	0.3%
24	Slovakia	2	0.3%
25	Georgia	2	0.3%
26	Egypt	2	0.3%
27	Luxembourg	2	0.3%
28	Iraq	2	0.3%
29	Greece	2	0.3%
30	Hong Kong	2	0.3%
31	Italy	1	0.1%
32	Argentina	1	0.1%
33	Serbia	1	0.1%