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 103 53.9%
2 Netherlands 22 11.5%
3 France 21 11%
4 United States 16 8.4%
5 Germany 11 5.8%
6 Russia 6 3.1%
7 Canada 5 2.6%
8 Czech Republic 2 1%
9 Hong Kong 2 1%
10 Japan 2 1%
11 Taiwan 1 0.5%