Task Description: Daily Statistics Compilation in Access
**Reward Amount:** 200.00 CNY
**Start Time:** January 29, 2007, 00:00:00
**End Time:** February 8, 2007, 00:00:00
**Task Requirements:**
1. **Piecework Statistics for Workers:**
- Calculate the piecework statistics for 3 types of workers. Each type of worker has a different payment method, and each product has a different unit price.
2. **Daily Cash Flow Statistics:**
- Record and calculate the daily cash flow.
3. **User Authorization and Registration:**
- Implement a user authorization system with different permissions for managers and operators.
4. **Automatic Data Backup:**
- Ensure that the data can be automatically backed up.
5. **Daily Mandatory Registration:**
- Require daily registration. Without registration, users will not have permission to proceed with other operations.
6. **Various Statistical Categories:**
- Labor usage statistics
- Time usage statistics
- Cumulative product statistics
- Product classification statistics
- Inventory statistics for product inflow and outflow
- Statistics by different time periods (e.g., morning, afternoon, evening)
- Financial statistics including loans and borrowings
**Development Requirement:** The program must be written using Microsoft Access.