Rank	Countries/Territories	Count	Percent
1	United States	528	34%
2	China	370	23.8%
3	Germany	119	7.7%
4	Spain	66	4.3%
5	Egypt	51	3.3%
6	United Kingdom	33	2.1%
7	India	27	1.7%
8	Japan	25	1.6%
9	Korea, Republic of	25	1.6%
10	Australia	25	1.6%
11	France	24	1.5%
12	Netherlands	19	1.2%
13	Iran, Islamic Republic of	17	1.1%
14	Brazil	16	1%
15	Taiwan	16	1%
16	Canada	15	1%
17	Greece	13	0.8%
18	Russia	12	0.8%
19	Ireland	11	0.7%
20	Singapore	10	0.6%
21	Sweden	9	0.6%
22	Ukraine	8	0.5%
23	Mexico	8	0.5%
24	Hong Kong	7	0.5%
25	Indonesia	7	0.5%
26	Argentina	7	0.5%
27	Belgium	7	0.5%
28	Norway	7	0.5%
29	Pakistan	6	0.4%
30	Turkey	6	0.4%
31	Italy	6	0.4%
32	Cyprus	5	0.3%
33	Finland	3	0.2%
34	Mongolia	3	0.2%
35	New Zealand	3	0.2%
36	Nigeria	3	0.2%
37	Ecuador	3	0.2%
38	Malaysia	3	0.2%
39	Philippines	3	0.2%
40	Poland	3	0.2%
41	Sri Lanka	3	0.2%
42	Slovenia	2	0.1%
43	Romania	2	0.1%
44	Thailand	2	0.1%
45	Lithuania	2	0.1%
46	Morocco	2	0.1%
47	Iceland	2	0.1%
48	Czech Republic	2	0.1%
49	Denmark	1	0.1%
50	Bangladesh	1	0.1%
51	Georgia	1	0.1%
52	Ghana	1	0.1%
53	Kenya	1	0.1%
54	Latvia	1	0.1%