Rank	Countries/Territories	Count	Percent
1	United States	578	35.1%
2	China	541	32.8%
3	Germany	123	7.5%
4	France	51	3.1%
5	Indonesia	50	3%
6	Canada	32	1.9%
7	Japan	31	1.9%
8	Australia	25	1.5%
9	Netherlands	24	1.5%
10	Turkey	23	1.4%
11	United Kingdom	16	1%
12	Bulgaria	13	0.8%
13	Norway	12	0.7%
14	India	11	0.7%
15	Ukraine	11	0.7%
16	Singapore	11	0.7%
17	Cyprus	10	0.6%
18	Mexico	8	0.5%
19	Ireland	6	0.4%
20	Korea, Republic of	6	0.4%
21	Hong Kong	6	0.4%
22	Colombia	6	0.4%
23	Brazil	5	0.3%
24	Iran, Islamic Republic of	5	0.3%
25	Romania	5	0.3%
26	Russia	4	0.2%
27	Nigeria	4	0.2%
28	Switzerland	3	0.2%
29	Malaysia	2	0.1%
30	Philippines	2	0.1%
31	Poland	2	0.1%
32	Iraq	2	0.1%
33	Argentina	2	0.1%
34	Bangladesh	2	0.1%
35	Chile	2	0.1%
36	Egypt	2	0.1%
37	Ethiopia	2	0.1%
38	Czech Republic	1	0.1%
39	Belgium	1	0.1%
40	Latvia	1	0.1%
41	Jordan	1	0.1%
42	Portugal	1	0.1%
43	Oman	1	0.1%
44	Palestine, State of	1	0.1%
45	Taiwan	1	0.1%
46	Thailand	1	0.1%
47	Saudi Arabia	1	0.1%
48	Sweden	1	0.1%