calculate Debt to Equity Ratio?

no Assets Cash and balances with Central Bank of Oman Investment securities Loans, advances and financing to banks Loans, advances and financing to customers (conventional) Islamic financing receivables Other assets Intangible asset Property and equipment 300,405 378,551 471,158 2,617,345 446,005 92,812 397 19,172 11 10 4,325,845 Total assets Liabilities and equity Liabilities Due to banks Deposits from customers (conventional Islamic customers deposits Other liabilities Tax Liabilities Subordinated loans 12 13 13 14 24 (e) 15 490,179 2,537,967 405,221 131,093 11,355 63,875 3,639,690 Total liabilities Equity Shareholders' equity Share capital Share premium Legal reserve Special reserve Special reserve for restructured loans Special Impairment reserve Special revaluation reserve - Investment Subordinated loan reserve Investment revaluation reserve Retained earnings 16(a) 17 18(a) 18(d) 18(e) 180f) 18(g) 18(b) 18(c) 19 299,635 95,656 58,966 18,488 1,281 4,654 (709) 42,875 (627) 10,436 Total equity attributable to the equity holders of the Bank 530,655 16 (5) 155,500 Perpetual Tier 1 capital securities 686,155 Total equity 4,325,845 Total liabilities and equity 20 0.177 Net assets per share (Rial Omani) 28 810,930 Contingent liabilities and commitments