BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 370 46.4%
2 United States 214 26.8%
3 Netherlands 158 19.8%
4 Canada 22 2.8%
5 Germany 12 1.5%
6 Korea, Republic of 9 1.1%
7 Singapore 6 0.8%
8 Taiwan 3 0.4%
9 Ukraine 1 0.1%
10 Brazil 1 0.1%
11 France 1 0.1%
12 Hong Kong 1 0.1%