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 220 37%
2 United States 156 26.2%
3 Netherlands 155 26.1%
4 Canada 16 2.7%
5 Germany 12 2%
6 Korea, Republic of 11 1.8%
7 France 7 1.2%
8 India 5 0.8%
9 Russia 3 0.5%
10 Spain 2 0.3%
11 Indonesia 2 0.3%
12 Ireland 2 0.3%
13 Japan 1 0.2%
14 Brazil 1 0.2%
15 Ukraine 1 0.2%
16 South Africa 1 0.2%