BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 2018 83.2%
2 United States 243 10%
3 China 120 4.9%
4 France 11 0.5%
5 Germany 11 0.5%
6 Australia 4 0.2%
7 Ukraine 4 0.2%
8 United Kingdom 3 0.1%
9 Hong Kong 3 0.1%
10 Malaysia 2 0.1%
11 Netherlands 1 0%
12 Norway 1 0%
13 Spain 1 0%
14 Taiwan 1 0%
15 Canada 1 0%
16 Zimbabwe 1 0%