回複：2007年12月01日北京：出入境人員接受艾滋病病毒檢測達5萬餘人次[zt]

新華網北京１２月１日電（記者萬一）１２月１日是第２０個世界艾滋病日。記者從北京檢驗檢疫局了解到，今年以來，北京檢驗檢疫局對出入境人員進行艾滋病病毒檢測已達５３４７２人次，其中檢出艾滋病病毒感染者２１例。

So, that is 162 per day. Don't know how many people flow per day at Beijing airport, how many enter the border, how many Chinese citizens, and how many have lived more than 1 year aboard...