According to the forecast, net tax revenues in the first year are 160, and in the second year - 110 units. At the beginning of the first year, the national debt is 200 units. The government aims to reduce the debt by 10% by the end of the second year. The interest rate is 5%.
What is the primary deficit (surplus) in the first year? (if there is a surplus, then the value is positive, for example, 30, if there is a deficit, then negative, for example, - 30)