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 United States 65 47.8%
2 Netherlands 25 18.4%
3 China 18 13.2%
4 Germany 6 4.4%
5 Russia 5 3.7%
6 Singapore 5 3.7%
7 Brazil 5 3.7%
8 United Kingdom 3 2.2%
9 Thailand 1 0.7%
10 Hong Kong 1 0.7%
11 Korea, Republic of 1 0.7%
12 France 1 0.7%