Rank	Countries/Territories	Count	Percent
1	United States	510	43.3%
2	China	263	22.3%
3	Germany	151	12.8%
4		36	3.1%
5	Poland	36	3.1%
6	France	25	2.1%
7	Singapore	23	2%
8	Japan	15	1.3%
9	Korea, Republic of	14	1.2%
10	Sweden	13	1.1%
11	Netherlands	10	0.8%
12	Canada	10	0.8%
13	Cyprus	9	0.8%
14	United Kingdom	8	0.7%
15	Norway	7	0.6%
16	India	7	0.6%
17	Bulgaria	6	0.5%
18	Australia	6	0.5%
19	Russia	6	0.5%
20	Mongolia	4	0.3%
21	Turkey	4	0.3%
22	Bangladesh	3	0.3%
23	Ireland	2	0.2%
24	Denmark	2	0.2%
25	Georgia	2	0.2%
26	Nigeria	2	0.2%
27	Spain	1	0.1%
28	Ukraine	1	0.1%
29	Israel	1	0.1%
30	Argentina	1	0.1%
31	Cote D'ivoire	1	0.1%