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 299 41.8%
2 United States 197 27.5%
3 Netherlands 138 19.3%
4 Hong Kong 23 3.2%
5 Germany 17 2.4%
6 Canada 16 2.2%
7 Russia 9 1.3%
8 Taiwan 7 1%
9 Japan 3 0.4%
10 Korea, Republic of 3 0.4%
11 Spain 2 0.3%
12 Brazil 1 0.1%
13 United Kingdom 1 0.1%