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 185 59.9%
2 United States 47 15.2%
3 Germany 29 9.4%
4 Ireland 6 1.9%
5 Korea, Republic of 6 1.9%
6 Macao 5 1.6%
7 Hong Kong 5 1.6%
8 Netherlands 5 1.6%
9 Taiwan 5 1.6%
10 Canada 4 1.3%
11 Romania 4 1.3%
12 Russia 3 1%
13 Philippines 2 0.6%
14 Malaysia 2 0.6%
15 Singapore 1 0.3%