Rank	Countries/Territories	Count	Percent
1	United States	440	38.9%
2	China	376	33.3%
3	Germany	84	7.4%
4	Japan	25	2.2%
5	Canada	20	1.8%
6	United Kingdom	17	1.5%
7	France	16	1.4%
8	Sweden	13	1.2%
9	Singapore	12	1.1%
10	Netherlands	12	1.1%
11	Australia	12	1.1%
12	Hungary	9	0.8%
13	India	8	0.7%
14	Denmark	8	0.7%
15	Cyprus	8	0.7%
16	Korea, Republic of	8	0.7%
17	Hong Kong	6	0.5%
18	Estonia	5	0.4%
19	Iran, Islamic Republic of	5	0.4%
20	Czech Republic	4	0.4%
21	Turkey	4	0.4%
22	Spain	3	0.3%
23	Pakistan	3	0.3%
24	Portugal	3	0.3%
25	Italy	2	0.2%
26	Norway	2	0.2%
27	South Africa	2	0.2%
28	Taiwan	2	0.2%
29	Mongolia	2	0.2%
30	Morocco	2	0.2%
31	Colombia	2	0.2%
32	Belgium	2	0.2%
33	Brazil	2	0.2%
34	Ireland	2	0.2%
35	Venezuela, Bolivarian Republic of	2	0.2%
36	Israel	1	0.1%
37	Egypt	1	0.1%
38	Argentina	1	0.1%
39	Myanmar	1	0.1%
40	New Zealand	1	0.1%
41	Latvia	1	0.1%
42	Romania	1	0.1%