Rank	Countries/Territories	Count	Percent
1	United States	415	32.5%
2	China	314	24.6%
3	Germany	112	8.8%
4	Australia	68	5.3%
5	India	33	2.6%
6	Romania	26	2%
7	Turkey	23	1.8%
8	Spain	20	1.6%
9	Sweden	20	1.6%
10	Japan	20	1.6%
11	Netherlands	18	1.4%
12	France	15	1.2%
13	Singapore	15	1.2%
14	Czech Republic	14	1.1%
15	Brazil	14	1.1%
16	United Kingdom	12	0.9%
17	Poland	11	0.9%
18	Ireland	9	0.7%
19	Israel	7	0.5%
20	Italy	7	0.5%
21	Korea, Republic of	7	0.5%
22	Russia	7	0.5%
23	Taiwan	7	0.5%
24	Thailand	7	0.5%
25	Mexico	6	0.5%
26	Morocco	6	0.5%
27	Canada	6	0.5%
28	Cyprus	5	0.4%
29	Greece	5	0.4%
30	Palestine, State of	5	0.4%
31	Lebanon	4	0.3%
32	Iran, Islamic Republic of	4	0.3%
33	Portugal	3	0.2%
34	Algeria	3	0.2%
35	Slovenia	3	0.2%
36	Ukraine	3	0.2%
37	Pakistan	2	0.2%
38	Uganda	2	0.2%
39	Argentina	2	0.2%
40	Colombia	2	0.2%
41	Indonesia	2	0.2%
42	Hungary	2	0.2%
43	Luxembourg	2	0.2%
44	Latvia	2	0.2%
45	Malaysia	1	0.1%
46	Philippines	1	0.1%
47	New Zealand	1	0.1%
48	Hong Kong	1	0.1%
49	Cambodia	1	0.1%
50	Belgium	1	0.1%
51	Saudi Arabia	1	0.1%