BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 87 48.3%
2 United States 33 18.3%
3 Canada 21 11.7%
4 Germany 15 8.3%
5 Taiwan 7 3.9%
6 Malaysia 6 3.3%
7 Hong Kong 5 2.8%
8 South Africa 2 1.1%
9 Portugal 1 0.6%
10 Singapore 1 0.6%
11 Angola 1 0.6%
12 Australia 1 0.6%