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 62 42.5%
2 United States 29 19.9%
3 Netherlands 16 11%
4 France 11 7.5%
5 Germany 9 6.2%
6 Ecuador 5 3.4%
7 Australia 4 2.7%
8 Singapore 3 2.1%
9 Canada 2 1.4%
10 Hong Kong 2 1.4%
11 India 2 1.4%
12 Taiwan 1 0.7%