Rank	Countries/Territories	Count	Percent
1	United States	366	48.2%
2	China	160	21.1%
3	Germany	67	8.8%
4	France	31	4.1%
5	Canada	21	2.8%
6	Singapore	14	1.8%
7	Japan	12	1.6%
8	Netherlands	8	1.1%
9	Ukraine	8	1.1%
10	Cyprus	7	0.9%
11	Australia	6	0.8%
12	Brazil	6	0.8%
13	Indonesia	5	0.7%
14	Pakistan	5	0.7%
15	Philippines	4	0.5%
16	Korea, Republic of	3	0.4%
17	Spain	3	0.4%
18	Iran, Islamic Republic of	3	0.4%
19	Israel	3	0.4%
20	Italy	2	0.3%
21	Hong Kong	2	0.3%
22	Bulgaria	2	0.3%
23	Argentina	2	0.3%
24	Switzerland	2	0.3%
25	United Kingdom	2	0.3%
26	Slovenia	2	0.3%
27	Russia	2	0.3%
28	Norway	2	0.3%
29	Malaysia	1	0.1%
30	Mongolia	1	0.1%
31	Taiwan	1	0.1%
32	Thailand	1	0.1%
33	Turkey	1	0.1%
34	Ecuador	1	0.1%
35	Cambodia	1	0.1%
36	India	1	0.1%
37	Ghana	1	0.1%