數據用來做個統計的。
幫幫忙吧。
另請提供:
1. 年齡組別，1x歲，2x歲，3x歲，4x歲，5x歲，6x歲，7x歲，8x歲，9x歲，
2. 原因，
3. 睇左幾耐
否則該資料作癈。
小妹另有一條相關問題在發問中，
請各位幫忙順手答埋，無限感激。
更新1:
I have to say thank you to all of you. All of you have given me good answers, and have equal rating. But still, I have to select the best. So, I select the first answer as it responds fastest. Thanks again.
