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 747 63.4%
2 United States 175 14.8%
3 Netherlands 106 9%
4 Germany 83 7%
5 Canada 21 1.8%
6 Hong Kong 11 0.9%
7 India 4 0.3%
8 Japan 4 0.3%
9 France 4 0.3%
10 Taiwan 4 0.3%
11 Singapore 3 0.3%
12 Russia 3 0.3%
13 Macao 3 0.3%
14 United Arab Emirates 2 0.2%
15 United Kingdom 2 0.2%
16 Malaysia 1 0.1%
17 1 0.1%
18 Australia 1 0.1%
19 Serbia 1 0.1%
20 New Zealand 1 0.1%
21 Thailand 1 0.1%
22 Ukraine 1 0.1%