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 179 65.3%
2 United States 34 12.4%
3 Germany 32 11.7%
4 Korea, Republic of 12 4.4%
5 Macao 6 2.2%
6 Ireland 4 1.5%
7 Brazil 2 0.7%
8 Hong Kong 2 0.7%
9 France 1 0.4%
10 Russia 1 0.4%
11 Singapore 1 0.4%