BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 63 45.7%
2 United States 33 23.9%
3 Netherlands 13 9.4%
4 Germany 10 7.2%
5 Hong Kong 4 2.9%
6 Malaysia 4 2.9%
7 Singapore 3 2.2%
8 Mexico 2 1.4%
9 France 2 1.4%
10 Australia 2 1.4%
11 Canada 1 0.7%
12 United Kingdom 1 0.7%