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 292 58.4%
2 United States 114 22.8%
3 Germany 35 7%
4 Canada 26 5.2%
5 Ireland 8 1.6%
6 Malaysia 5 1%
7 Hong Kong 4 0.8%
8 New Zealand 4 0.8%
9 Taiwan 4 0.8%
10 Italy 3 0.6%
11 Latvia 1 0.2%
12 Netherlands 1 0.2%
13 France 1 0.2%
14 Ukraine 1 0.2%
15 Singapore 1 0.2%