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 108 48%
2 United States 70 31.1%
3 Germany 7 3.1%
4 Canada 6 2.7%
5 New Zealand 6 2.7%
6 Hong Kong 4 1.8%
7 Japan 3 1.3%
8 United Kingdom 3 1.3%
9 Australia 2 0.9%
10 India 2 0.9%
11 Italy 2 0.9%
12 Philippines 2 0.9%
13 Mexico 2 0.9%
14 Singapore 2 0.9%
15 Taiwan 1 0.4%
16 Uzbekistan 1 0.4%
17 Netherlands 1 0.4%
18 Russia 1 0.4%
19 Kazakhstan 1 0.4%
20 Lao People's Democratic Republic 1 0.4%