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 215 55.4%
2 United States 65 16.8%
3 Germany 38 9.8%
4 Taiwan 16 4.1%
5 Hong Kong 13 3.4%
6 Japan 5 1.3%
7 5 1.3%
8 Spain 5 1.3%
9 Korea, Republic of 3 0.8%
10 Malaysia 3 0.8%
11 Moldova, Republic of 3 0.8%
12 Russia 3 0.8%
13 Singapore 3 0.8%
14 Ireland 2 0.5%
15 Australia 2 0.5%
16 Chile 2 0.5%
17 United Kingdom 2 0.5%
18 Viet Nam 2 0.5%
19 India 1 0.3%