Rank	Countries/Territories	Count	Percent
1	United States	485	41.5%
2	China	421	36%
3	Germany	63	5.4%
4	France	28	2.4%
5	Sweden	22	1.9%
6	Canada	19	1.6%
7	United Kingdom	15	1.3%
8	Netherlands	13	1.1%
9	Singapore	12	1%
10	Taiwan	11	0.9%
11	Austria	11	0.9%
12	Japan	9	0.8%
13	India	8	0.7%
14	Cyprus	8	0.7%
15	Romania	6	0.5%
16	Australia	5	0.4%
17	Russia	3	0.3%
18	South Africa	2	0.2%
19	Ireland	2	0.2%
20	Mongolia	2	0.2%
21	Turkey	2	0.2%
22	Ukraine	2	0.2%
23	Poland	2	0.2%
24	Bangladesh	2	0.2%
25	Belgium	2	0.2%
26	Egypt	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Korea, Republic of	2	0.2%
29	Malaysia	2	0.2%
30	Moldova, Republic of	1	0.1%
31	Iraq	1	0.1%
32	Argentina	1	0.1%
33	Switzerland	1	0.1%
34	Norway	1	0.1%
35	Spain	1	0.1%