I'm sorry, but there are missing values in the information you provided that are needed to calculate the total first-year cost of car ownership for Milagros. Specifically, the vehicle value, auto loan amount, property taxes percentage, sales taxes percentage, title and tags cost, insurance cost, and maintenance and usage cost are all needed to accurately calculate the total first-year cost.
Once this information is provided, the total first-year cost of car ownership can be calculated by adding up all of the costs associated with owning and operating the vehicle for the first year. This would include costs such as the auto loan payments, property taxes, sales taxes, title and tag fees, insurance premiums, and maintenance and usage costs.