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 73 33.2%
2 United States 44 20%
3 Netherlands 23 10.5%
4 Germany 22 10%
5 Ireland 11 5%
6 Taiwan 10 4.5%
7 Korea, Republic of 9 4.1%
8 India 8 3.6%
9 France 7 3.2%
10 Hong Kong 6 2.7%
11 Sweden 6 2.7%
12 Moldova, Republic of 1 0.5%