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 444 59.5%
2 United States 170 22.8%
3 Germany 61 8.2%
4 Canada 13 1.7%
5 Indonesia 10 1.3%
6 Thailand 8 1.1%
7 Ukraine 5 0.7%
8 Hong Kong 5 0.7%
9 Denmark 4 0.5%
10 Netherlands 4 0.5%
11 Norway 3 0.4%
12 Korea, Republic of 3 0.4%
13 France 3 0.4%
14 Australia 3 0.4%
15 Brazil 3 0.4%
16 Czech Republic 2 0.3%
17 Russia 2 0.3%
18 Singapore 1 0.1%
19 Spain 1 0.1%
20 India 1 0.1%