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 181 62.4%
2 United States 59 20.3%
3 Germany 37 12.8%
4 New Zealand 2 0.7%
5 Russia 2 0.7%
6 Singapore 2 0.7%
7 Slovakia 1 0.3%
8 Hong Kong 1 0.3%
9 India 1 0.3%
10 Mauritius 1 0.3%
11 Netherlands 1 0.3%
12 Australia 1 0.3%
13 France 1 0.3%