Rank	Countries/Territories	Count	Percent
1	United States	616	47.2%
2	China	238	18.3%
3	Germany	156	12%
4	India	63	4.8%
5	France	33	2.5%
6	Netherlands	24	1.8%
7	Japan	20	1.5%
8	Canada	12	0.9%
9	Ireland	11	0.8%
10	Singapore	11	0.8%
11	United Kingdom	11	0.8%
12	Korea, Republic of	10	0.8%
13	Italy	10	0.8%
14	Cyprus	10	0.8%
15	Australia	9	0.7%
16		7	0.5%
17	Cuba	6	0.5%
18	Russia	5	0.4%
19	Serbia	5	0.4%
20	Taiwan	4	0.3%
21	Turkey	4	0.3%
22	Indonesia	4	0.3%
23	Mongolia	4	0.3%
24	Mexico	3	0.2%
25	New Zealand	2	0.2%
26	Pakistan	2	0.2%
27	Peru	2	0.2%
28	Philippines	2	0.2%
29	Poland	2	0.2%
30	Romania	2	0.2%
31	Ukraine	2	0.2%
32	Switzerland	2	0.2%
33	Iraq	2	0.2%
34	Israel	2	0.2%
35	Guatemala	2	0.2%
36	Hong Kong	2	0.2%
37	Hungary	1	0.1%
38	Brazil	1	0.1%
39	Tunisia	1	0.1%
40	Mauritius	1	0.1%