Rank	Countries/Territories	Count	Percent
1	United States	482	52.2%
2	China	145	15.7%
3	Germany	74	8%
4	Netherlands	23	2.5%
5	Korea, Republic of	19	2.1%
6	Ireland	18	2%
7	Japan	15	1.6%
8	France	13	1.4%
9	Australia	12	1.3%
10	Norway	12	1.3%
11	India	11	1.2%
12	Canada	10	1.1%
13	United Kingdom	10	1.1%
14	Cyprus	7	0.8%
15	Taiwan	7	0.8%
16	Thailand	6	0.7%
17	Argentina	6	0.7%
18	Israel	5	0.5%
19	Poland	5	0.5%
20	Singapore	4	0.4%
21	Romania	3	0.3%
22	Lithuania	3	0.3%
23	Mexico	3	0.3%
24	Italy	3	0.3%
25	Denmark	3	0.3%
26	Azerbaijan	3	0.3%
27	Belgium	3	0.3%
28	Sweden	3	0.3%
29	Colombia	2	0.2%
30	Mongolia	2	0.2%
31	Nigeria	2	0.2%
32	South Africa	2	0.2%
33	Trinidad and Tobago	1	0.1%
34	Philippines	1	0.1%
35	New Zealand	1	0.1%
36	Chile	1	0.1%
37	Brazil	1	0.1%
38	Finland	1	0.1%
39	Viet Nam	1	0.1%