BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 719 60.1%
2 United States 141 11.8%
3 Netherlands 137 11.4%
4 Germany 61 5.1%
5 France 60 5%
6 Canada 22 1.8%
7 Hong Kong 14 1.2%
8 Taiwan 11 0.9%
9 Korea, Republic of 7 0.6%
10 Russia 6 0.5%
11 United Kingdom 4 0.3%
12 Ukraine 3 0.3%
13 India 3 0.3%
14 Brazil 3 0.3%
15 Thailand 2 0.2%
16 Singapore 2 0.2%
17 Norway 1 0.1%
18 Japan 1 0.1%