Rank	Countries/Territories	Count	Percent
1	United States	313	31%
2	China	277	27.5%
3	Germany	67	6.6%
4	Korea, Republic of	49	4.9%
5	Japan	41	4.1%
6	Canada	40	4%
7	France	36	3.6%
8	United Kingdom	34	3.4%
9	Thailand	26	2.6%
10	Russia	18	1.8%
11	Malta	17	1.7%
12	Netherlands	13	1.3%
13	Pakistan	9	0.9%
14	India	8	0.8%
15	Taiwan	7	0.7%
16	Malaysia	6	0.6%
17	Singapore	6	0.6%
18	Italy	6	0.6%
19	Australia	3	0.3%
20	Mexico	3	0.3%
21	Romania	3	0.3%
22	Turkey	3	0.3%
23	Ukraine	3	0.3%
24	South Africa	2	0.2%
25	Spain	2	0.2%
26	Sweden	2	0.2%
27	Cyprus	2	0.2%
28	Hong Kong	2	0.2%
29	Luxembourg	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Ireland	1	0.1%
32	Honduras	1	0.1%
33	Egypt	1	0.1%
34	Finland	1	0.1%
35	Bolivia, Plurinational State of	1	0.1%
36	Colombia	1	0.1%
37	Portugal	1	0.1%