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 32 42.1%
2 United States 14 18.4%
3 Hong Kong 7 9.2%
4 Canada 5 6.6%
5 Germany 3 3.9%
6 Russia 3 3.9%
7 Switzerland 2 2.6%
8 Taiwan 2 2.6%
9 India 2 2.6%
10 Italy 1 1.3%
11 Japan 1 1.3%
12 Macao 1 1.3%
13 Malaysia 1 1.3%
14 Angola 1 1.3%
15 Singapore 1 1.3%