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 169 69.5%
2 Germany 27 11.1%
3 United States 24 9.9%
4 Korea, Republic of 8 3.3%
5 Ireland 5 2.1%
6 Isle of Man 3 1.2%
7 Japan 2 0.8%
8 Singapore 2 0.8%
9 Bulgaria 1 0.4%
10 North Macedonia 1 0.4%
11 France 1 0.4%