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 546 38.9%
2 United States 240 17.1%
3 Netherlands 178 12.7%
4 Russia 170 12.1%
5 Germany 96 6.8%
6 France 88 6.3%
7 Canada 21 1.5%
8 Ukraine 11 0.8%
9 South Africa 9 0.6%
10 Hong Kong 7 0.5%
11 Singapore 6 0.4%
12 United Kingdom 5 0.4%
13 Taiwan 4 0.3%
14 India 4 0.3%
15 Norway 4 0.3%
16 Italy 3 0.2%
17 Turkey 3 0.2%
18 Romania 3 0.2%
19 Macao 2 0.1%
20 Malaysia 2 0.1%
21 Portugal 2 0.1%
22 Moldova, Republic of 1 0.1%