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 45 51.1%
2 United States 13 14.8%
3 Netherlands 8 9.1%
4 Germany 6 6.8%
5 Canada 5 5.7%
6 Russia 4 4.5%
7 Thailand 2 2.3%
8 Mauritius 2 2.3%
9 Hong Kong 1 1.1%
10 United Kingdom 1 1.1%
11 Singapore 1 1.1%