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 329 62.4%
2 United States 71 13.5%
3 Germany 46 8.7%
4 Hong Kong 22 4.2%
5 Canada 11 2.1%
6 Singapore 10 1.9%
7 Taiwan 9 1.7%
8 Slovenia 4 0.8%
9 Russia 4 0.8%
10 Japan 4 0.8%
11 Malaysia 4 0.8%
12 Netherlands 4 0.8%
13 France 3 0.6%
14 Portugal 2 0.4%
15 United Kingdom 2 0.4%
16 Switzerland 1 0.2%
17 Norway 1 0.2%