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 162 59.1%
2 United States 58 21.2%
3 Germany 43 15.7%
4 Hong Kong 2 0.7%
5 Norway 2 0.7%
6 Canada 2 0.7%
7 Turkey 1 0.4%
8 Colombia 1 0.4%
9 India 1 0.4%
10 Mexico 1 0.4%
11 New Zealand 1 0.4%