BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 280 38.1%
2 China 171 23.3%
3 Netherlands 95 12.9%
4 Germany 86 11.7%
5 France 61 8.3%
6 Hong Kong 13 1.8%
7 Portugal 8 1.1%
8 Canada 6 0.8%
9 4 0.5%
10 Norway 3 0.4%
11 Japan 2 0.3%
12 Korea, Republic of 2 0.3%
13 Macao 2 0.3%
14 India 1 0.1%