Rank	Countries/Territories	Count	Percent
1	United States	238	37.1%
2	China	143	22.3%
3	Germany	79	12.3%
4	India	20	3.1%
5	Brazil	17	2.6%
6	Canada	16	2.5%
7	France	14	2.2%
8	Japan	12	1.9%
9	Netherlands	10	1.6%
10	United Kingdom	9	1.4%
11	Turkey	9	1.4%
12	Korea, Republic of	8	1.2%
13	Singapore	7	1.1%
14	Ireland	6	0.9%
15	Israel	6	0.9%
16	Cyprus	6	0.9%
17	Australia	4	0.6%
18	Thailand	4	0.6%
19	Saudi Arabia	3	0.5%
20	Syrian Arab Republic	3	0.5%
21	Taiwan	3	0.5%
22	Romania	3	0.5%
23	United Arab Emirates	3	0.5%
24	Kenya	3	0.5%
25	New Zealand	3	0.5%
26	Lithuania	2	0.3%
27	Mexico	2	0.3%
28	Iran, Islamic Republic of	2	0.3%
29	Ecuador	2	0.3%
30	Russia	2	0.3%
31	Spain	1	0.2%
32	Norway	1	0.2%
33	Italy	1	0.2%