Rank	Countries/Territories	Count	Percent
1	United States	627	43.6%
2	China	445	30.9%
3	Germany	85	5.9%
4	Netherlands	26	1.8%
5	Canada	24	1.7%
6	United Kingdom	21	1.5%
7	Singapore	17	1.2%
8	Turkey	16	1.1%
9	France	16	1.1%
10	Russia	15	1%
11	Ireland	14	1%
12	Japan	13	0.9%
13	Sweden	12	0.8%
14		10	0.7%
15	Australia	9	0.6%
16	India	9	0.6%
17	Romania	8	0.6%
18	Cyprus	7	0.5%
19	Brazil	6	0.4%
20	Egypt	6	0.4%
21	Iran, Islamic Republic of	6	0.4%
22	Denmark	5	0.3%
23	Finland	4	0.3%
24	Pakistan	4	0.3%
25	Spain	4	0.3%
26	South Africa	3	0.2%
27	Switzerland	3	0.2%
28	Korea, Republic of	3	0.2%
29	Hong Kong	2	0.1%
30	Argentina	2	0.1%
31	Uganda	2	0.1%
32	Ukraine	2	0.1%
33	Nigeria	2	0.1%
34	Norway	2	0.1%
35	Mongolia	2	0.1%
36	Peru	1	0.1%
37	Philippines	1	0.1%
38	Taiwan	1	0.1%
39	Austria	1	0.1%
40	Bangladesh	1	0.1%
41	Malaysia	1	0.1%
42	Viet Nam	1	0.1%