Rank	Countries/Territories	Count	Percent
1	United States	272	35.1%
2	China	267	34.5%
3	Germany	80	10.3%
4	Canada	41	5.3%
5	France	23	3%
6	Japan	16	2.1%
7	Singapore	12	1.6%
8	United Kingdom	8	1%
9	Pakistan	7	0.9%
10	Russia	6	0.8%
11	Netherlands	6	0.8%
12	Cyprus	5	0.6%
13	Argentina	5	0.6%
14	Australia	5	0.6%
15	Taiwan	4	0.5%
16	Mexico	3	0.4%
17	Slovakia	2	0.3%
18	Slovenia	2	0.3%
19	Spain	2	0.3%
20	Bosnia and Herzegovina	2	0.3%
21	Ukraine	2	0.3%
22	Uzbekistan	2	0.3%
23	Hong Kong	1	0.1%
24	Korea, Republic of	1	0.1%