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 477 51.8%
2 United States 159 17.3%
3 Netherlands 101 11%
4 Germany 76 8.3%
5 France 52 5.6%
6 Canada 21 2.3%
7 India 8 0.9%
8 Ireland 8 0.9%
9 Korea, Republic of 7 0.8%
10 Hong Kong 4 0.4%
11 Ukraine 4 0.4%
12 United Kingdom 1 0.1%
13 Norway 1 0.1%
14 Taiwan 1 0.1%
15 Mauritius 1 0.1%