Rank	Countries/Territories	Count	Percent
1	United States	421	44.2%
2	China	208	21.8%
3	Germany	84	8.8%
4	India	28	2.9%
5	Canada	23	2.4%
6	United Kingdom	17	1.8%
7	France	15	1.6%
8	Netherlands	15	1.6%
9	Australia	14	1.5%
10	Japan	13	1.4%
11	Russia	12	1.3%
12	Singapore	10	1%
13	Korea, Republic of	10	1%
14	Philippines	8	0.8%
15	Colombia	7	0.7%
16	Czech Republic	7	0.7%
17	Viet Nam	7	0.7%
18	Hong Kong	5	0.5%
19	Indonesia	5	0.5%
20	Ireland	4	0.4%
21	Italy	4	0.4%
22	Cyprus	4	0.4%
23	Bulgaria	3	0.3%
24	Bosnia and Herzegovina	3	0.3%
25	Thailand	3	0.3%
26	Malaysia	3	0.3%
27	Norway	3	0.3%
28	Panama	2	0.2%
29	Romania	2	0.2%
30	Slovakia	2	0.2%
31	Sri Lanka	2	0.2%
32	Taiwan	2	0.2%
33	Austria	2	0.2%
34	Brazil	1	0.1%
35	Ukraine	1	0.1%
36	Nigeria	1	0.1%
37	Mongolia	1	0.1%
38	Libya	1	0.1%