Rank	Countries/Territories	Count	Percent
1	United States	411	33.1%
2	China	367	29.6%
3	Germany	128	10.3%
4	Russia	35	2.8%
5	Singapore	33	2.7%
6	Netherlands	33	2.7%
7	Japan	24	1.9%
8	Hong Kong	24	1.9%
9	Australia	20	1.6%
10	France	19	1.5%
11	Taiwan	12	1%
12	United Kingdom	11	0.9%
13	Thailand	8	0.6%
14	Bulgaria	8	0.6%
15	Cyprus	7	0.6%
16	Korea, Republic of	7	0.6%
17	Mongolia	6	0.5%
18	India	6	0.5%
19	Ireland	6	0.5%
20	Turkey	6	0.5%
21	Viet Nam	5	0.4%
22	Sweden	5	0.4%
23	Hungary	5	0.4%
24	Argentina	4	0.3%
25	Italy	4	0.3%
26	Indonesia	4	0.3%
27	Canada	4	0.3%
28	Switzerland	4	0.3%
29	Nigeria	3	0.2%
30	Mexico	3	0.2%
31	Portugal	2	0.2%
32	Philippines	2	0.2%
33	Malaysia	2	0.2%
34	Mauritius	2	0.2%
35	Chile	2	0.2%
36	Austria	2	0.2%
37	Dominican Republic	2	0.2%
38	Iraq	2	0.2%
39	Ukraine	2	0.2%
40	Colombia	1	0.1%
41	Brazil	1	0.1%
42	Kyrgyzstan	1	0.1%
43	Pakistan	1	0.1%
44	Morocco	1	0.1%
45	Poland	1	0.1%
46	Slovenia	1	0.1%
47	South Africa	1	0.1%
48	Spain	1	0.1%
49	Sri Lanka	1	0.1%