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 United States 208 37%
2 China 195 34.7%
3 Netherlands 98 17.4%
4 Germany 14 2.5%
5 Canada 12 2.1%
6 France 11 2%
7 Korea, Republic of 10 1.8%
8 Russia 3 0.5%
9 Singapore 2 0.4%
10 Spain 2 0.4%
11 India 2 0.4%
12 Thailand 2 0.4%
13 Ukraine 1 0.2%
14 Italy 1 0.2%
15 Tajikistan 1 0.2%