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 897 72%
2 United States 187 15%
3 Hong Kong 36 2.9%
4 Taiwan 31 2.5%
5 Germany 30 2.4%
6 Canada 16 1.3%
7 Singapore 8 0.6%
8 Sweden 7 0.6%
9 France 7 0.6%
10 Japan 6 0.5%
11 Russia 5 0.4%
12 United Kingdom 3 0.2%
13 Macao 3 0.2%
14 Moldova, Republic of 3 0.2%
15 Netherlands 3 0.2%
16 Australia 2 0.2%
17 Poland 1 0.1%