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 193 67.2%
2 United States 52 18.1%
3 Germany 15 5.2%
4 France 10 3.5%
5 India 3 1%
6 Israel 3 1%
7 Republic of Korea 3 1%
8 Russia 1 0.3%
9 Hong Kong 1 0.3%
10 Italy 1 0.3%
11 Jamaica 1 0.3%
12 Japan 1 0.3%
13 Netherlands 1 0.3%
14 Chile 1 0.3%
15 Colombia 1 0.3%