Rank	Countries/Territories	Count	Percent
1	United States	336	42.6%
2	China	227	28.8%
3	Germany	90	11.4%
4	Japan	16	2%
5	Netherlands	16	2%
6	Canada	15	1.9%
7	India	12	1.5%
8	Italy	9	1.1%
9	Singapore	9	1.1%
10	Egypt	8	1%
11	Spain	7	0.9%
12	United Kingdom	5	0.6%
13	France	5	0.6%
14	Cyprus	4	0.5%
15	Taiwan	4	0.5%
16	Sweden	2	0.3%
17	Peru	2	0.3%
18	Viet Nam	2	0.3%
19		2	0.3%
20	Argentina	2	0.3%
21	Brazil	2	0.3%
22	Korea, Republic of	2	0.3%
23	Malaysia	2	0.3%
24	Mexico	2	0.3%
25	Mongolia	1	0.1%
26	Ireland	1	0.1%
27	Hong Kong	1	0.1%
28	Poland	1	0.1%
29	Portugal	1	0.1%
30	Norway	1	0.1%
31	Pakistan	1	0.1%