Rank	Countries/Territories	Count	Percent
1	United States	538	42.1%
2	China	410	32.1%
3	Germany	152	11.9%
4	Netherlands	36	2.8%
5	Singapore	22	1.7%
6	France	13	1%
7	Thailand	12	0.9%
8	Japan	10	0.8%
9	Russia	9	0.7%
10	South Africa	7	0.5%
11	Canada	7	0.5%
12	Bulgaria	6	0.5%
13	United Kingdom	6	0.5%
14	Bangladesh	4	0.3%
15	Brazil	4	0.3%
16	Nigeria	4	0.3%
17	Portugal	3	0.2%
18	Australia	3	0.2%
19	Cyprus	3	0.2%
20	Hong Kong	3	0.2%
21	Turkey	3	0.2%
22	India	2	0.2%
23	Iraq	2	0.2%
24	Romania	2	0.2%
25	Taiwan	2	0.2%
26	Spain	2	0.2%
27	Korea, Republic of	2	0.2%
28	Latvia	2	0.2%
29	Mauritius	1	0.1%
30	Norway	1	0.1%
31	Philippines	1	0.1%
32	Sweden	1	0.1%
33	Ireland	1	0.1%
34	Indonesia	1	0.1%
35	Algeria	1	0.1%
36	Argentina	1	0.1%