Rank	Countries/Territories	Count	Percent
1	United States	361	40.4%
2	China	288	32.2%
3	Germany	75	8.4%
4	India	23	2.6%
5	France	17	1.9%
6	Ireland	16	1.8%
7	Korea, Republic of	15	1.7%
8	United Kingdom	11	1.2%
9	Italy	10	1.1%
10	Canada	10	1.1%
11	Argentina	9	1%
12	Netherlands	8	0.9%
13	Australia	6	0.7%
14	Japan	5	0.6%
15	Iran, Islamic Republic of	4	0.4%
16	Cyprus	4	0.4%
17	Saudi Arabia	4	0.4%
18	Norway	3	0.3%
19	Ukraine	3	0.3%
20	Tunisia	3	0.3%
21	Hong Kong	3	0.3%
22	Bangladesh	2	0.2%
23	Turkey	2	0.2%
24	Singapore	2	0.2%
25	Spain	2	0.2%
26	New Zealand	2	0.2%
27	Palestine, State of	1	0.1%
28	Romania	1	0.1%
29	Russia	1	0.1%
30	Brazil	1	0.1%
31	Kyrgyzstan	1	0.1%
32	Lithuania	1	0.1%