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 87 61.3%
2 United States 19 13.4%
3 Germany 6 4.2%
4 Hong Kong 6 4.2%
5 Japan 4 2.8%
6 Czech Republic 3 2.1%
7 Canada 3 2.1%
8 Australia 2 1.4%
9 Singapore 2 1.4%
10 Malaysia 2 1.4%
11 Netherlands 2 1.4%
12 New Zealand 1 0.7%
13 Russia 1 0.7%
14 Taiwan 1 0.7%
15 United Kingdom 1 0.7%
16 France 1 0.7%
17 Macao 1 0.7%