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 183 43.5%
2 United States 137 32.5%
3 Germany 41 9.7%
4 Taiwan 15 3.6%
5 Malaysia 9 2.1%
6 Hong Kong 7 1.7%
7 Canada 6 1.4%
8 Australia 5 1.2%
9 Ireland 4 1%
10 Japan 3 0.7%
11 Singapore 3 0.7%
12 Spain 2 0.5%
13 Turkey 2 0.5%
14 Viet Nam 2 0.5%
15 1 0.2%
16 Egypt 1 0.2%