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 146 56.8%
2 United States 58 22.6%
3 Germany 29 11.3%
4 Ireland 10 3.9%
5 Australia 3 1.2%
6 Hong Kong 3 1.2%
7 France 2 0.8%
8 Singapore 2 0.8%
9 Korea, Republic of 2 0.8%
10 Moldova, Republic of 1 0.4%
11 India 1 0.4%