BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 478 55.9%
2 United States 242 28.3%
3 Netherlands 50 5.8%
4 France 27 3.2%
5 Germany 23 2.7%
6 United Kingdom 7 0.8%
7 Finland 7 0.8%
8 Canada 6 0.7%
9 Republic of Korea 3 0.4%
10 Belgium 3 0.4%
11 Brazil 1 0.1%
12 Cambodia 1 0.1%
13 Egypt 1 0.1%
14 India 1 0.1%
15 Korea, Republic of 1 0.1%
16 Sweden 1 0.1%
17 Taiwan 1 0.1%
18 Thailand 1 0.1%
19 Ukraine 1 0.1%