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 287 35.9%
2 United States 254 31.8%
3 Netherlands 117 14.6%
4 Sweden 58 7.2%
5 Germany 32 4%
6 Canada 16 2%
7 Korea, Republic of 16 2%
8 France 8 1%
9 Ukraine 5 0.6%
10 Russia 4 0.5%
11 India 2 0.2%
12 Brazil 1 0.1%