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 167 49.7%
2 United States 89 26.5%
3 Germany 30 8.9%
4 Canada 27 8%
5 Hong Kong 8 2.4%
6 Japan 4 1.2%
7 2 0.6%
8 Belarus 2 0.6%
9 Netherlands 2 0.6%
10 Taiwan 2 0.6%
11 United Kingdom 1 0.3%
12 Singapore 1 0.3%
13 Moldova, Republic of 1 0.3%