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 200 51.2%
2 United States 131 33.5%
3 Germany 35 9%
4 Canada 7 1.8%
5 Macao 4 1%
6 Netherlands 3 0.8%
7 Taiwan 3 0.8%
8 Hong Kong 2 0.5%
9 Korea, Republic of 2 0.5%
10 France 2 0.5%
11 Ukraine 1 0.3%
12 United Kingdom 1 0.3%