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 295 69.4%
2 United States 54 12.7%
3 Germany 29 6.8%
4 Taiwan 17 4%
5 Ireland 8 1.9%
6 Netherlands 7 1.6%
7 Korea, Republic of 5 1.2%
8 Hong Kong 4 0.9%
9 Japan 2 0.5%
10 Singapore 2 0.5%
11 Canada 1 0.2%
12 Russia 1 0.2%