Rank	Countries/Territories	Count	Percent
1	United States	303	40.9%
2	China	218	29.4%
3	Germany	70	9.4%
4	Canada	22	3%
5	India	19	2.6%
6	United Kingdom	17	2.3%
7	Japan	13	1.8%
8	Romania	12	1.6%
9	Australia	11	1.5%
10	France	9	1.2%
11	Cyprus	4	0.5%
12	Argentina	4	0.5%
13	Mongolia	4	0.5%
14	Netherlands	4	0.5%
15	Russia	3	0.4%
16	Thailand	3	0.4%
17	Egypt	3	0.4%
18	Mexico	3	0.4%
19	Mauritius	2	0.3%
20	Italy	2	0.3%
21	Iran, Islamic Republic of	2	0.3%
22	Spain	2	0.3%
23	Singapore	2	0.3%
24	New Zealand	2	0.3%
25	Philippines	1	0.1%
26	South Africa	1	0.1%
27	Sweden	1	0.1%
28	Israel	1	0.1%
29	Bangladesh	1	0.1%
30	Kyrgyzstan	1	0.1%
31	Lebanon	1	0.1%