Rank	Countries/Territories	Count	Percent
1	United States	291	40.8%
2	China	195	27.3%
3	Germany	65	9.1%
4	Japan	23	3.2%
5	Canada	18	2.5%
6	France	17	2.4%
7	India	14	2%
8	Singapore	13	1.8%
9	Colombia	8	1.1%
10	Brazil	7	1%
11	Netherlands	7	1%
12	Ecuador	6	0.8%
13	Korea, Republic of	6	0.8%
14	Ukraine	5	0.7%
15	Peru	4	0.6%
16	Hong Kong	4	0.6%
17	Cyprus	3	0.4%
18	Australia	3	0.4%
19	Portugal	3	0.4%
20	Russia	3	0.4%
21	Mongolia	3	0.4%
22	Spain	3	0.4%
23	Taiwan	2	0.3%
24	Chile	2	0.3%
25	Latvia	2	0.3%
26	Malaysia	2	0.3%
27	Iran, Islamic Republic of	1	0.1%
28	Argentina	1	0.1%
29	Sweden	1	0.1%
30	Switzerland	1	0.1%
31	Norway	1	0.1%