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 159 64.9%
2 United States 39 15.9%
3 Germany 28 11.4%
4 Ireland 7 2.9%
5 Macao 3 1.2%
6 Canada 2 0.8%
7 Singapore 2 0.8%
8 Korea, Republic of 2 0.8%
9 Hong Kong 1 0.4%
10 Netherlands 1 0.4%
11 New Zealand 1 0.4%