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 93 61.2%
2 United States 20 13.2%
3 Germany 12 7.9%
4 Netherlands 8 5.3%
5 Taiwan 4 2.6%
6 Hong Kong 4 2.6%
7 Thailand 3 2%
8 Japan 2 1.3%
9 Macao 2 1.3%
10 Korea, Republic of 1 0.7%
11 United Kingdom 1 0.7%
12 Russia 1 0.7%
13 Singapore 1 0.7%