Rank	Countries/Territories	Count	Percent
1	United States	219	36.1%
2	China	154	25.4%
3	India	74	12.2%
4	Germany	37	6.1%
5	Japan	31	5.1%
6	Brazil	13	2.1%
7	Russia	12	2%
8	Israel	7	1.2%
9	Italy	6	1%
10	Switzerland	6	1%
11	Korea, Republic of	5	0.8%
12	Netherlands	4	0.7%
13	Turkey	4	0.7%
14	Taiwan	3	0.5%
15	Hong Kong	3	0.5%
16	Ireland	3	0.5%
17	Canada	3	0.5%
18	France	2	0.3%
19	Bulgaria	2	0.3%
20	Australia	2	0.3%
21	Bangladesh	2	0.3%
22	Portugal	2	0.3%
23	Slovakia	2	0.3%
24	Slovenia	2	0.3%
25	Spain	1	0.2%
26	Saudi Arabia	1	0.2%
27	Romania	1	0.2%
28	United Kingdom	1	0.2%
29	Belgium	1	0.2%
30	Cyprus	1	0.2%
31	Czech Republic	1	0.2%
32	Greece	1	0.2%
33	Norway	1	0.2%