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 24 32.9%
2 United States 21 28.8%
3 Hong Kong 7 9.6%
4 Taiwan 6 8.2%
5 Australia 4 5.5%
6 Canada 4 5.5%
7 Russia 2 2.7%
8 Spain 1 1.4%
9 India 1 1.4%
10 Liberia 1 1.4%
11 Macao 1 1.4%
12 United Kingdom 1 1.4%