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 United States 285 53.5%
2 China 138 25.9%
3 Netherlands 36 6.8%
4 Germany 25 4.7%
5 France 18 3.4%
6 India 7 1.3%
7 Romania 4 0.8%
8 Ukraine 3 0.6%
9 United Kingdom 3 0.6%
10 Republic of Korea 3 0.6%
11 Hungary 2 0.4%
12 Pakistan 1 0.2%
13 Panama 1 0.2%
14 Russia 1 0.2%
15 Taiwan 1 0.2%
16 Ireland 1 0.2%
17 Korea, Republic of 1 0.2%
18 Hong Kong 1 0.2%
19 Belgium 1 0.2%
20 Finland 1 0.2%