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 185 53.9%
2 United States 62 18.1%
3 Germany 38 11.1%
4 Hong Kong 13 3.8%
5 Netherlands 8 2.3%
6 Canada 7 2%
7 Russia 5 1.5%
8 India 4 1.2%
9 Japan 3 0.9%
10 Singapore 3 0.9%
11 Malaysia 3 0.9%
12 Ukraine 2 0.6%
13 United Kingdom 2 0.6%
14 Lao People's Democratic Republic 2 0.6%
15 Italy 2 0.6%
16 Austria 1 0.3%
17 Spain 1 0.3%
18 Switzerland 1 0.3%
19 Saudi Arabia 1 0.3%