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 246 38.9%
2 China 124 19.6%
3 Germany 82 13%
4 Netherlands 54 8.5%
5 France 36 5.7%
6 Singapore 25 3.9%
7 Russia 19 3%
8 United Kingdom 14 2.2%
9 Canada 9 1.4%
10 Hong Kong 4 0.6%
11 Ukraine 4 0.6%
12 Switzerland 3 0.5%
13 Turkey 3 0.5%
14 Estonia 2 0.3%
15 Chile 1 0.2%
16 India 1 0.2%
17 Indonesia 1 0.2%
18 Israel 1 0.2%
19 Korea, Republic of 1 0.2%
20 Moldova, Republic of 1 0.2%
21 Sweden 1 0.2%
22 Norway 1 0.2%