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 286 62%
2 United States 79 17.1%
3 Germany 31 6.7%
4 Singapore 20 4.3%
5 Hong Kong 11 2.4%
6 Netherlands 7 1.5%
7 Russia 7 1.5%
8 United Kingdom 4 0.9%
9 Canada 3 0.7%
10 Australia 2 0.4%
11 Denmark 2 0.4%
12 Macao 2 0.4%
13 Malaysia 2 0.4%
14 Moldova, Republic of 2 0.4%
15 Ireland 1 0.2%
16 New Zealand 1 0.2%
17 Sweden 1 0.2%