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 258 62.8%
2 United States 91 22.1%
3 Germany 32 7.8%
4 Hong Kong 5 1.2%
5 France 5 1.2%
6 Australia 4 1%
7 Singapore 3 0.7%
8 Taiwan 2 0.5%
9 Italy 2 0.5%
10 Japan 2 0.5%
11 Malaysia 2 0.5%
12 Serbia 2 0.5%
13 Belarus 1 0.2%
14 Ukraine 1 0.2%
15 Sri Lanka 1 0.2%