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 193 48%
2 United States 71 17.7%
3 Netherlands 41 10.2%
4 Germany 39 9.7%
5 Hong Kong 15 3.7%
6 Japan 6 1.5%
7 Singapore 6 1.5%
8 Taiwan 6 1.5%
9 United Kingdom 6 1.5%
10 Canada 4 1%
11 Malaysia 3 0.7%
12 Mauritius 2 0.5%
13 Australia 2 0.5%
14 Qatar 2 0.5%
15 Russia 2 0.5%
16 New Zealand 1 0.2%
17 Sweden 1 0.2%
18 1 0.2%
19 Italy 1 0.2%