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 242 47.9%
2 United States 154 30.5%
3 Netherlands 30 5.9%
4 Germany 29 5.7%
5 Canada 18 3.6%
6 Malaysia 10 2%
7 Macao 5 1%
8 Hong Kong 4 0.8%
9 Taiwan 3 0.6%
10 United Kingdom 3 0.6%
11 Australia 2 0.4%
12 Singapore 2 0.4%
13 Spain 2 0.4%
14 Bangladesh 1 0.2%