Rank	Countries/Territories	Count	Percent
1	United States	209	36.1%
2	China	176	30.4%
3	Germany	42	7.3%
4	France	35	6%
5	Canada	21	3.6%
6	India	15	2.6%
7	Taiwan	10	1.7%
8	Mexico	9	1.6%
9	Singapore	7	1.2%
10	Indonesia	6	1%
11	Belarus	4	0.7%
12	Netherlands	4	0.7%
13	United Kingdom	4	0.7%
14	Thailand	3	0.5%
15	Iran, Islamic Republic of	3	0.5%
16	Ireland	3	0.5%
17	Japan	3	0.5%
18	Italy	2	0.3%
19	Turkey	2	0.3%
20	Ukraine	2	0.3%
21	Romania	2	0.3%
22	Viet Nam	2	0.3%
23	Cyprus	2	0.3%
24	Malaysia	2	0.3%
25	Switzerland	2	0.3%
26	Syrian Arab Republic	1	0.2%
27	Spain	1	0.2%
28	Poland	1	0.2%
29	Latvia	1	0.2%
30	Hong Kong	1	0.2%
31	Argentina	1	0.2%
32	Australia	1	0.2%
33	Georgia	1	0.2%
34	Colombia	1	0.2%