Rank	Countries/Territories	Count	Percent
1	United States	576	40.8%
2	China	467	33.1%
3	Germany	128	9.1%
4	Israel	41	2.9%
5	France	32	2.3%
6	Netherlands	22	1.6%
7	Canada	21	1.5%
8	Australia	16	1.1%
9	Ukraine	15	1.1%
10	Japan	12	0.8%
11	United Kingdom	11	0.8%
12	Ireland	7	0.5%
13	Greece	5	0.4%
14	Singapore	5	0.4%
15	Italy	5	0.4%
16	Latvia	4	0.3%
17	South Africa	4	0.3%
18	Hong Kong	4	0.3%
19	Cyprus	4	0.3%
20	Brazil	4	0.3%
21	Argentina	4	0.3%
22	Egypt	3	0.2%
23	Norway	3	0.2%
24	Korea, Republic of	2	0.1%
25	Sweden	2	0.1%
26	Portugal	2	0.1%
27	Russia	2	0.1%
28	Ethiopia	2	0.1%
29	India	2	0.1%
30	Mexico	2	0.1%
31	Costa Rica	1	0.1%
32	Bulgaria	1	0.1%
33	Belgium	1	0.1%
34	Switzerland	1	0.1%
35	Poland	1	0.1%
36	Luxembourg	1	0.1%