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 195 48.5%
2 United States 105 26.1%
3 Germany 43 10.7%
4 Taiwan 28 7%
5 Canada 7 1.7%
6 Ireland 6 1.5%
7 Malaysia 6 1.5%
8 Italy 3 0.7%
9 Hong Kong 3 0.7%
10 Russia 2 0.5%
11 South Africa 1 0.2%
12 United Kingdom 1 0.2%
13 France 1 0.2%
14 Mauritius 1 0.2%