Rank	Countries/Territories	Count	Percent
1	China	155	42.1%
2	United States	100	27.2%
3	South Africa	29	7.9%
4	Japan	16	4.3%
5	Germany	9	2.4%
6	Australia	9	2.4%
7	Singapore	8	2.2%
8	Korea, Republic of	7	1.9%
9	France	7	1.9%
10	United Kingdom	6	1.6%
11	Turkey	3	0.8%
12	Canada	3	0.8%
13	Mongolia	2	0.5%
14	Morocco	2	0.5%
15	Netherlands	2	0.5%
16	Russia	2	0.5%
17	India	2	0.5%
18	Nigeria	1	0.3%
19	Argentina	1	0.3%
20	Bangladesh	1	0.3%
21	Georgia	1	0.3%
22	Denmark	1	0.3%
23	Sweden	1	0.3%