Rank	Countries/Territories	Count	Percent
1	United States	391	32.6%
2	China	267	22.3%
3	Germany	109	9.1%
4	Australia	68	5.7%
5	India	33	2.8%
6	Romania	26	2.2%
7	Turkey	23	1.9%
8	Spain	20	1.7%
9	Sweden	20	1.7%
10	Japan	20	1.7%
11	Netherlands	18	1.5%
12	France	15	1.3%
13	Singapore	15	1.3%
14	Czech Republic	14	1.2%
15	Brazil	14	1.2%
16	United Kingdom	12	1%
17	Poland	11	0.9%
18	Ireland	9	0.8%
19	Israel	7	0.6%
20	Italy	7	0.6%
21	Korea, Republic of	7	0.6%
22	Taiwan	7	0.6%
23	Thailand	7	0.6%
24	Russia	6	0.5%
25	Mexico	6	0.5%
26	Morocco	6	0.5%
27	Palestine, State of	5	0.4%
28	Canada	5	0.4%
29	Greece	5	0.4%
30	Cyprus	4	0.3%
31	Lebanon	4	0.3%
32	Iran, Islamic Republic of	4	0.3%
33	Portugal	3	0.3%
34	Slovenia	3	0.3%
35	Ukraine	3	0.3%
36	Pakistan	2	0.2%
37	Uganda	2	0.2%
38	Hungary	2	0.2%
39	Luxembourg	2	0.2%
40	Latvia	2	0.2%
41	Colombia	2	0.2%
42	Algeria	2	0.2%
43	Argentina	2	0.2%
44	Belgium	1	0.1%
45	Cambodia	1	0.1%
46	Hong Kong	1	0.1%
47	Indonesia	1	0.1%
48	Malaysia	1	0.1%
49	Philippines	1	0.1%
50	New Zealand	1	0.1%
51	Saudi Arabia	1	0.1%