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 104 43.5%
2 United States 69 28.9%
3 Netherlands 19 7.9%
4 Germany 16 6.7%
5 Russia 12 5%
6 Hong Kong 6 2.5%
7 Indonesia 4 1.7%
8 Mauritius 2 0.8%
9 Mexico 2 0.8%
10 France 2 0.8%
11 United Kingdom 1 0.4%
12 Moldova, Republic of 1 0.4%
13 Viet Nam 1 0.4%