Rank	Countries/Territories	Count	Percent
1	United States	420	49.4%
2	China	114	13.4%
3	India	50	5.9%
4	Germany	42	4.9%
5		31	3.6%
6	Canada	30	3.5%
7	Egypt	28	3.3%
8	Korea, Republic of	22	2.6%
9	Japan	14	1.6%
10	Israel	10	1.2%
11	Saudi Arabia	10	1.2%
12	Russia	9	1.1%
13	United Kingdom	9	1.1%
14	Australia	9	1.1%
15	Hong Kong	6	0.7%
16	Netherlands	5	0.6%
17	Iran, Islamic Republic of	4	0.5%
18	Ireland	4	0.5%
19	Brazil	4	0.5%
20	Cyprus	4	0.5%
21	France	3	0.4%
22	South Africa	3	0.4%
23	Spain	2	0.2%
24	Ukraine	2	0.2%
25	Mongolia	2	0.2%
26	Algeria	2	0.2%
27	Latvia	2	0.2%
28	Luxembourg	1	0.1%
29	Mexico	1	0.1%
30	Denmark	1	0.1%
31	Singapore	1	0.1%
32	United Arab Emirates	1	0.1%
33	Sweden	1	0.1%
34	Switzerland	1	0.1%
35	Taiwan	1	0.1%
36	Tunisia	1	0.1%