BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 68 36.4%
2 United States 63 33.7%
3 Netherlands 15 8%
4 Germany 12 6.4%
5 Hong Kong 7 3.7%
6 Malaysia 5 2.7%
7 United Kingdom 4 2.1%
8 Canada 4 2.1%
9 France 3 1.6%
10 Australia 2 1.1%
11 Portugal 1 0.5%
12 Serbia 1 0.5%
13 Singapore 1 0.5%
14 Taiwan 1 0.5%