Rank	Countries/Territories	Count	Percent
1	United States	555	42%
2	China	440	33.3%
3	Germany	154	11.6%
4	India	24	1.8%
5	Canada	21	1.6%
6	Netherlands	19	1.4%
7	France	17	1.3%
8	Ukraine	15	1.1%
9	Japan	10	0.8%
10	Ireland	8	0.6%
11	Russia	7	0.5%
12	Switzerland	6	0.5%
13	Cyprus	6	0.5%
14	Norway	5	0.4%
15	South Africa	4	0.3%
16	United Kingdom	4	0.3%
17	Australia	4	0.3%
18	Korea, Republic of	3	0.2%
19	Singapore	3	0.2%
20	Romania	2	0.2%
21	Taiwan	2	0.2%
22	Bangladesh	2	0.2%
23	Belgium	2	0.2%
24	Bulgaria	2	0.2%
25	Brazil	1	0.1%
26	Malaysia	1	0.1%
27	Mauritius	1	0.1%
28	Italy	1	0.1%
29	Thailand	1	0.1%
30	Portugal	1	0.1%
31	Sweden	1	0.1%