Rank	Countries/Territories	Count	Percent
1	United States	289	42.3%
2	China	134	19.6%
3	Germany	52	7.6%
4	Canada	40	5.9%
5	India	28	4.1%
6	Singapore	19	2.8%
7	France	15	2.2%
8	Australia	12	1.8%
9	United Kingdom	10	1.5%
10	Ireland	8	1.2%
11	Japan	7	1%
12	Korea, Republic of	7	1%
13	Switzerland	7	1%
14	Poland	5	0.7%
15	Romania	5	0.7%
16	Spain	4	0.6%
17	Cyprus	3	0.4%
18	Thailand	3	0.4%
19	Ukraine	2	0.3%
20	United Arab Emirates	2	0.3%
21	Finland	2	0.3%
22	Belgium	2	0.3%
23	Brazil	2	0.3%
24	Bulgaria	2	0.3%
25	Russia	2	0.3%
26	Saudi Arabia	2	0.3%
27	Malaysia	2	0.3%
28	Nepal	2	0.3%
29	Netherlands	2	0.3%
30	Peru	2	0.3%
31	Mexico	1	0.1%
32	Luxembourg	1	0.1%
33	Italy	1	0.1%
34	Puerto Rico	1	0.1%
35	Sweden	1	0.1%
36	Taiwan	1	0.1%
37	Chile	1	0.1%
38	Colombia	1	0.1%
39	Argentina	1	0.1%
40	Indonesia	1	0.1%
41	Iran, Islamic Republic of	1	0.1%