How much does the driver of sanitation vehicle earn?

Sichuan city. In January, 3000, there were no fixed working hours, and the minimum social security deduction was more than 400 yuan and about 2500 yuan. No bonus, 500 yuan at the end of the year. Compared with regular employees, it is only a quarter of them, and it is difficult to raise wages. People who do this do a little private work, so it's 8 thousand a year