BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 176 59.5%
2 United States 85 28.7%
3 Netherlands 9 3%
4 Taiwan 7 2.4%
5 Hong Kong 4 1.4%
6 Canada 3 1%
7 Austria 2 0.7%
8 Germany 2 0.7%
9 Macao 2 0.7%
10 Ukraine 2 0.7%
11 Singapore 2 0.7%
12 Malaysia 1 0.3%
13 Russia 1 0.3%