Rank	Countries/Territories	Count	Percent
1	United States	217	33.1%
2	China	124	18.9%
3	Germany	69	10.5%
4	India	31	4.7%
5	Canada	29	4.4%
6	Netherlands	26	4%
7	Ireland	19	2.9%
8	Korea, Republic of	18	2.7%
9	Russia	16	2.4%
10	Australia	13	2%
11	Turkey	12	1.8%
12	France	10	1.5%
13	Pakistan	9	1.4%
14	United Kingdom	7	1.1%
15	Thailand	6	0.9%
16	Japan	6	0.9%
17	Cyprus	5	0.8%
18	Egypt	4	0.6%
19	Indonesia	3	0.5%
20	Iran, Islamic Republic of	3	0.5%
21	Hong Kong	3	0.5%
22	Romania	3	0.5%
23	Singapore	3	0.5%
24	South Africa	2	0.3%
25	Nepal	2	0.3%
26	Switzerland	2	0.3%
27	Taiwan	2	0.3%
28	Kenya	2	0.3%
29	Estonia	2	0.3%
30	Austria	2	0.3%
31	Bulgaria	1	0.2%
32	Armenia	1	0.2%
33	Georgia	1	0.2%
34	Sweden	1	0.2%
35	Lao People's Democratic Republic	1	0.2%
36	Mongolia	1	0.2%