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 666 76.1%
2 United States 103 11.8%
3 Taiwan 37 4.2%
4 Hong Kong 27 3.1%
5 Germany 10 1.1%
6 Japan 8 0.9%
7 Macao 6 0.7%
8 Russia 4 0.5%
9 Singapore 4 0.5%
10 Korea, Republic of 3 0.3%
11 Netherlands 3 0.3%
12 Malaysia 2 0.2%
13 Sweden 1 0.1%
14 Viet Nam 1 0.1%