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 52 42.3%
2 United States 26 21.1%
3 Germany 11 8.9%
4 South Africa 10 8.1%
5 Taiwan 8 6.5%
6 Hong Kong 4 3.3%
7 India 4 3.3%
8 Japan 3 2.4%
9 Malaysia 3 2.4%
10 Netherlands 1 0.8%
11 Philippines 1 0.8%