Rank	Countries/Territories	Count	Percent
1	United States	665	37%
2	China	328	18.3%
3	Germany	193	10.7%
4	India	131	7.3%
5	Singapore	54	3%
6	Japan	36	2%
7	Ireland	35	1.9%
8	Canada	35	1.9%
9	United Kingdom	35	1.9%
10	Netherlands	32	1.8%
11	Greece	23	1.3%
12	Italy	23	1.3%
13	Spain	20	1.1%
14	Korea, Republic of	15	0.8%
15	France	13	0.7%
16	Egypt	10	0.6%
17	Australia	10	0.6%
18	Turkey	8	0.4%
19	Sweden	7	0.4%
20	Russia	7	0.4%
21	Czech Republic	7	0.4%
22	Brazil	6	0.3%
23	Mongolia	6	0.3%
24	Norway	6	0.3%
25	Pakistan	5	0.3%
26	Mexico	5	0.3%
27	Switzerland	5	0.3%
28	Romania	5	0.3%
29	Cyprus	5	0.3%
30	Lithuania	5	0.3%
31	Indonesia	5	0.3%
32	Croatia	4	0.2%
33	Austria	4	0.2%
34	Algeria	4	0.2%
35	Taiwan	4	0.2%
36	Saudi Arabia	4	0.2%
37	Slovakia	3	0.2%
38	Belgium	3	0.2%
39	Denmark	3	0.2%
40	Costa Rica	2	0.1%
41	Argentina	2	0.1%
42	Iraq	2	0.1%
43	Israel	2	0.1%
44	Hong Kong	2	0.1%
45	Hungary	2	0.1%
46	Kyrgyzstan	2	0.1%
47	Lebanon	2	0.1%
48	Poland	2	0.1%
49	Thailand	1	0.1%
50	Palestine, State of	1	0.1%
51	Philippines	1	0.1%
52	Morocco	1	0.1%
53	New Zealand	1	0.1%
54	Ukraine	1	0.1%
55	Malaysia	1	0.1%
56	Cambodia	1	0.1%
57	Colombia	1	0.1%
58	Finland	1	0.1%