Rank	Countries/Territories	Count	Percent
1	United States	471	40.5%
2	China	338	29.1%
3	Germany	126	10.8%
4	France	22	1.9%
5	Japan	22	1.9%
6	Singapore	19	1.6%
7	Norway	14	1.2%
8	Ireland	14	1.2%
9	United Kingdom	13	1.1%
10	Spain	12	1%
11	Turkey	11	0.9%
12	Canada	10	0.9%
13	Australia	9	0.8%
14	Netherlands	9	0.8%
15	Croatia	8	0.7%
16	Argentina	8	0.7%
17	Hong Kong	7	0.6%
18	Italy	7	0.6%
19	India	6	0.5%
20	Russia	5	0.4%
21	Taiwan	4	0.3%
22	Cyprus	4	0.3%
23	Puerto Rico	3	0.3%
24	Iran, Islamic Republic of	2	0.2%
25	Israel	2	0.2%
26	Ukraine	2	0.2%
27	Switzerland	2	0.2%
28	Poland	2	0.2%
29	Portugal	2	0.2%
30	New Zealand	1	0.1%
31	Nigeria	1	0.1%
32	Malaysia	1	0.1%
33	Serbia	1	0.1%
34	Thailand	1	0.1%
35	Ecuador	1	0.1%
36	Bahrain	1	0.1%
37	Bangladesh	1	0.1%
38	Belgium	1	0.1%