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 238 68.2%
2 United States 38 10.9%
3 Germany 27 7.7%
4 Hong Kong 13 3.7%
5 Ireland 9 2.6%
6 Taiwan 6 1.7%
7 Canada 4 1.1%
8 Russia 4 1.1%
9 Singapore 3 0.9%
10 Malaysia 3 0.9%
11 Netherlands 2 0.6%
12 Korea, Republic of 1 0.3%
13 India 1 0.3%