Net income: $ $150$

Depreciation: $ $53$

Issuance of new stock: $ $8$

Repurchase of debt: $ $18$

Sale of property: $ $15$

Purchase of equipment: $ $70$

Dividend payments: $ $10$

Interest payments: $ $20$

Given the above information for Hetrich, Incorporated, calculate the operating cash flow, investment cash flow, financing cash flow, and net cash flow.