December 31 2022 2021 2020 Cash $31,000 $21,000 $19,000 Accounts receivable (net) 51,000 46,000 49,000 Other current assets 95,000 100,000 69,000 Investments 60,000 75,000 50,000 Plant and equipment (net) 500,000 370,000 358,000 $737,000 $612,000 $545,000 Current liabilities $86,000 $81,000 $71.000 Long-term debt 150,000 90,000 55,000 Common stock, $10 par 325,000 315,000 305,000 Retained earnings 176,000 126,000 114,000 $737,000 $612,000 $545,000