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 762 69.9%
2 United States 145 13.3%
3 Netherlands 88 8.1%
4 Germany 43 3.9%
5 Hong Kong 12 1.1%
6 Canada 12 1.1%
7 France 5 0.5%
8 Mongolia 5 0.5%
9 Taiwan 4 0.4%
10 Macao 4 0.4%
11 Malaysia 2 0.2%
12 Czech Republic 2 0.2%
13 Ireland 1 0.1%
14 Japan 1 0.1%
15 Romania 1 0.1%
16 Russia 1 0.1%
17 Ukraine 1 0.1%
18 United Kingdom 1 0.1%