It 's been a pretty good week . I got a lot done in town and around home . I got my " free " money from the state in the mail and I still have no idea who owed that to me .

Question: Why is the narrator surprised by the money they have ?
Answer: The government gave no explanation for it .He does n't know who in town sent it .He does n't know where it came from .He does n't know in the town government sent it .