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 258 48.4%
2 United States 175 32.8%
3 Germany 55 10.3%
4 Hong Kong 16 3%
5 Ireland 6 1.1%
6 Canada 4 0.8%
7 Singapore 4 0.8%
8 Malaysia 3 0.6%
9 Taiwan 3 0.6%
10 Thailand 2 0.4%
11 Spain 2 0.4%
12 Brazil 2 0.4%
13 France 1 0.2%
14 Korea, Republic of 1 0.2%
15 Mauritius 1 0.2%