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 44 49.4%
2 United States 14 15.7%
3 Korea, Republic of 8 9%
4 Macao 5 5.6%
5 Canada 5 5.6%
6 Taiwan 5 5.6%
7 Hong Kong 2 2.2%
8 Indonesia 1 1.1%
9 Kazakhstan 1 1.1%
10 Ghana 1 1.1%
11 Malaysia 1 1.1%
12 Singapore 1 1.1%
13 United Kingdom 1 1.1%