Rank	Countries/Territories	Count	Percent
1	United States	456	37.4%
2	China	290	23.8%
3	Germany	109	8.9%
4	India	104	8.5%
5	Singapore	64	5.3%
6	Canada	35	2.9%
7	Netherlands	28	2.3%
8	Korea, Republic of	22	1.8%
9	Brazil	17	1.4%
10	Japan	15	1.2%
11	Hong Kong	9	0.7%
12	France	8	0.7%
13	United Kingdom	7	0.6%
14	Cyprus	6	0.5%
15	Italy	5	0.4%
16	Iran, Islamic Republic of	5	0.4%
17	Egypt	4	0.3%
18	Russia	4	0.3%
19	Australia	3	0.2%
20	Belgium	2	0.2%
21	Ireland	2	0.2%
22	Greece	2	0.2%
23	Philippines	2	0.2%
24	Romania	2	0.2%
25	Spain	2	0.2%
26	Sweden	2	0.2%
27	Taiwan	2	0.2%
28	Moldova, Republic of	2	0.2%
29	Mongolia	2	0.2%
30	Latvia	1	0.1%
31	New Zealand	1	0.1%
32	Norway	1	0.1%
33	Pakistan	1	0.1%
34	Turkey	1	0.1%
35	Israel	1	0.1%
36	Argentina	1	0.1%