Rank	Countries/Territories	Count	Percent
1	United States	318	31%
2	China	238	23.2%
3	Germany	113	11%
4	India	36	3.5%
5	Singapore	34	3.3%
6	France	34	3.3%
7	Canada	31	3%
8	Japan	25	2.4%
9	Taiwan	19	1.9%
10	Switzerland	18	1.8%
11	Hong Kong	17	1.7%
12		17	1.7%
13	United Kingdom	16	1.6%
14	Korea, Republic of	15	1.5%
15	Netherlands	15	1.5%
16	Sweden	12	1.2%
17	Mexico	7	0.7%
18	Belgium	7	0.7%
19	Tunisia	6	0.6%
20	Iran, Islamic Republic of	6	0.6%
21	Italy	6	0.6%
22	Spain	4	0.4%
23	Cyprus	4	0.4%
24	Morocco	3	0.3%
25	Turkey	3	0.3%
26	Russia	3	0.3%
27	Portugal	2	0.2%
28	Romania	2	0.2%
29	Ireland	2	0.2%
30	Slovenia	2	0.2%
31	Greece	2	0.2%
32	Australia	2	0.2%
33	Viet Nam	2	0.2%
34	Bangladesh	1	0.1%
35	Egypt	1	0.1%
36	Congo, The Democratic Republic of The	1	0.1%
37	United Arab Emirates	1	0.1%
38	Norway	1	0.1%