Rank	Countries/Territories	Count	Percent
1	United States	219	38.5%
2	China	156	27.4%
3	Germany	77	13.5%
4	India	19	3.3%
5	United Kingdom	16	2.8%
6	Austria	10	1.8%
7	France	9	1.6%
8	Canada	8	1.4%
9	Brazil	6	1.1%
10	Cyprus	6	1.1%
11	Netherlands	6	1.1%
12	Japan	5	0.9%
13	Georgia	3	0.5%
14	Singapore	3	0.5%
15	Norway	2	0.4%
16	Russia	2	0.4%
17	Syrian Arab Republic	2	0.4%
18	Turkey	2	0.4%
19	Ukraine	2	0.4%
20	Iraq	2	0.4%
21	Ireland	2	0.4%
22	Egypt	2	0.4%
23	Estonia	2	0.4%
24	Bulgaria	2	0.4%
25	Australia	2	0.4%
26	Mexico	1	0.2%
27	Mongolia	1	0.2%
28	Romania	1	0.2%
29	Slovakia	1	0.2%