Rank	Countries/Territories	Count	Percent
1	United States	523	46.5%
2	China	277	24.6%
3	Germany	113	10.1%
4	Japan	23	2%
5	France	22	2%
6	Australia	18	1.6%
7	India	16	1.4%
8	Canada	14	1.2%
9	Norway	14	1.2%
10	Italy	13	1.2%
11	Cyprus	12	1.1%
12	Malaysia	9	0.8%
13	Netherlands	8	0.7%
14	Taiwan	8	0.7%
15	Singapore	7	0.6%
16	Israel	6	0.5%
17	Lithuania	5	0.4%
18	New Zealand	4	0.4%
19	Portugal	4	0.4%
20	Iran, Islamic Republic of	4	0.4%
21	Indonesia	3	0.3%
22	Korea, Republic of	3	0.3%
23	Argentina	3	0.3%
24	Brazil	3	0.3%
25	Belgium	2	0.2%
26	Romania	2	0.2%
27	Russia	2	0.2%
28	Mongolia	2	0.2%
29	Yemen	2	0.2%
30	Denmark	1	0.1%
31	Ireland	1	0.1%