Rank	Countries/Territories	Count	Percent
1	United States	357	37.1%
2	China	274	28.5%
3	Germany	120	12.5%
4	Poland	22	2.3%
5	France	20	2.1%
6	India	19	2%
7	Canada	19	2%
8	Japan	13	1.3%
9	Singapore	13	1.3%
10	Korea, Republic of	12	1.2%
11	Russia	11	1.1%
12	Sweden	10	1%
13	Switzerland	10	1%
14	Netherlands	9	0.9%
15	Australia	9	0.9%
16	Cyprus	7	0.7%
17	Lithuania	6	0.6%
18	United Kingdom	6	0.6%
19	Taiwan	4	0.4%
20	South Africa	4	0.4%
21	Austria	3	0.3%
22	Argentina	2	0.2%
23	Czech Republic	2	0.2%
24	Mexico	2	0.2%
25	Spain	2	0.2%
26	Serbia	2	0.2%
27	Romania	1	0.1%
28	Iran, Islamic Republic of	1	0.1%
29	Ireland	1	0.1%
30	Hungary	1	0.1%
31	Denmark	1	0.1%