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 413 49.9%
2 Netherlands 169 20.4%
3 United States 131 15.8%
4 Germany 55 6.6%
5 Canada 22 2.7%
6 Hong Kong 10 1.2%
7 Taiwan 10 1.2%
8 France 5 0.6%
9 Nepal 3 0.4%
10 United Kingdom 2 0.2%
11 Ukraine 1 0.1%
12 Russia 1 0.1%
13 Singapore 1 0.1%
14 Georgia 1 0.1%
15 Australia 1 0.1%
16 Malaysia 1 0.1%
17 Moldova, Republic of 1 0.1%
18 Myanmar 1 0.1%