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 United States 124 59.3%
2 China 41 19.6%
3 Canada 15 7.2%
4 Hong Kong 5 2.4%
5 Singapore 4 1.9%
6 United Kingdom 3 1.4%
7 Spain 2 1%
8 Switzerland 2 1%
9 Mali 2 1%
10 New Zealand 2 1%
11 Romania 2 1%
12 France 2 1%
13 Australia 2 1%
14 Colombia 1 0.5%
15 Germany 1 0.5%
16 Malaysia 1 0.5%