Rank	Countries/Territories	Count	Percent
1	United States	259	35.1%
2	China	198	26.8%
3	Bulgaria	67	9.1%
4	India	50	6.8%
5	Germany	45	6.1%
6		23	3.1%
7	Japan	20	2.7%
8	Netherlands	10	1.4%
9	Singapore	7	0.9%
10	France	6	0.8%
11	Mexico	5	0.7%
12	Sri Lanka	4	0.5%
13	Austria	4	0.5%
14	Cyprus	4	0.5%
15	Canada	4	0.5%
16	Australia	3	0.4%
17	Jordan	3	0.4%
18	Indonesia	2	0.3%
19	Iraq	2	0.3%
20	Mauritius	2	0.3%
21	Chile	2	0.3%
22	Turkey	2	0.3%
23	Ukraine	2	0.3%
24	South Africa	2	0.3%
25	Poland	2	0.3%
26	Russia	2	0.3%
27	Viet Nam	2	0.3%
28	Saudi Arabia	1	0.1%
29	Switzerland	1	0.1%
30	Ecuador	1	0.1%
31	New Zealand	1	0.1%
32	Norway	1	0.1%
33	Kazakhstan	1	0.1%