Rank	Countries/Territories	Count	Percent
1	United States	423	36.4%
2	China	180	15.5%
3	Netherlands	76	6.5%
4	India	69	5.9%
5	Ireland	56	4.8%
6	Japan	49	4.2%
7	Germany	45	3.9%
8	Canada	31	2.7%
9	Korea, Republic of	25	2.2%
10	United Kingdom	25	2.2%
11		23	2%
12	Singapore	21	1.8%
13	France	19	1.6%
14	Switzerland	13	1.1%
15	Turkey	10	0.9%
16	Italy	9	0.8%
17	Brazil	7	0.6%
18	Spain	6	0.5%
19	Bulgaria	5	0.4%
20	Australia	5	0.4%
21	Pakistan	5	0.4%
22	Hungary	4	0.3%
23	Egypt	4	0.3%
24	South Africa	4	0.3%
25	Sweden	3	0.3%
26	Romania	3	0.3%
27	Russia	3	0.3%
28	Philippines	3	0.3%
29	Malaysia	2	0.2%
30	Mexico	2	0.2%
31	Israel	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Iraq	2	0.2%
34	Greece	2	0.2%
35	Bangladesh	2	0.2%
36	Argentina	2	0.2%
37	Cyprus	2	0.2%
38	Sri Lanka	2	0.2%
39	Thailand	2	0.2%
40	United Arab Emirates	1	0.1%
41	Slovakia	1	0.1%
42	Slovenia	1	0.1%
43	Czech Republic	1	0.1%
44	Denmark	1	0.1%
45	Belarus	1	0.1%
46	Guyana	1	0.1%
47	Finland	1	0.1%
48	Cambodia	1	0.1%
49	Kazakhstan	1	0.1%
50	Kenya	1	0.1%
51	Monaco	1	0.1%
52	Kuwait	1	0.1%
53	Poland	1	0.1%