Rank	Countries/Territories	Count	Percent
1	United States	147	34.8%
2	China	57	13.5%
3	Germany	56	13.2%
4	Netherlands	24	5.7%
5	Ireland	18	4.3%
6	France	18	4.3%
7	India	16	3.8%
8	Brazil	10	2.4%
9	Canada	8	1.9%
10	Sweden	7	1.7%
11	United Kingdom	6	1.4%
12	Argentina	6	1.4%
13	Cyprus	6	1.4%
14	Mexico	5	1.2%
15	Saudi Arabia	5	1.2%
16	Philippines	4	0.9%
17	Romania	3	0.7%
18	Serbia	3	0.7%
19	Syrian Arab Republic	3	0.7%
20	South Africa	2	0.5%
21	Russia	2	0.5%
22	Indonesia	2	0.5%
23	Iran, Islamic Republic of	2	0.5%
24	Israel	2	0.5%
25	Italy	2	0.5%
26	Ghana	2	0.5%
27	Hong Kong	1	0.2%
28	Belgium	1	0.2%
29	Korea, Republic of	1	0.2%
30	Singapore	1	0.2%
31	Slovakia	1	0.2%
32	Thailand	1	0.2%
33	Trinidad and Tobago	1	0.2%