How do I find E(Rj) in formula E(Rj) = Rf + B(E(Rm)-Rf) on the attached financial statement.

Income Statement All numbers in thousands Revenue 9/30/2017\t9/24/2016\t9/26/2015 Total Revenue 229,234,000\t215,639,000\t233,715,000 Cost of Revenue 141,048,000\t131,376,000\t140,089,000 Gross Profit 88,186,000\t84,263,000\t93,626,000 Operating Expenses Research Development 11,581,000\t10,045,000\t8,067,000 Selling General and Administrative\t15,261,000\t14,194,000\t14,329,000 Non Recurring\t-\t-\t- Others\t-\t-\t- Total Operating Expenses\t-\t-\t- Operating Income or Loss 61,344,000\t60,024,000\t71,230,000 Income from Continuing Operations Total Other Income/Expenses Net 2,745,000\t1,348,000\t1,285,000 Earnings Before Interest and Taxes\t64,089,000\t61,372,000\t72,515,000 Interest Expense\t-\t-\t- Income Before Tax 64,089,000\t61,372,000\t72,515,000 Income Tax Expense 15,738,000\t15,685,000\t19,121,000 Minority Interest\t-\t-\t- Net Income From Continuing Ops 48,351,000\t45,687,000\t53,394,000 Non-recurring Events Discontinued Operations\t-\t-\t- Extraordinary Items\t-\t-\t- Effect Of Accounting Changes\t-\t-\t- Other Items\t-\t-\t- Net Income Net Income 48,351,000\t45,687,000\t53,394,000 Preferred Stock And Other Adjustments\t-\t-\t- Net Income Applicable To Common Shares 48,351,000\t45,687,000\t53,394,000 Balance Sheet All numbers in thousands Period Ending 9/30/2017\t9/24/2016\t9/26/2015 Current Assets Cash And Cash Equivalents 20,289,000\t20,484,000\t21,120,000 Short Term Investments 53,892,000\t46,671,000\t20,481,000 Net Receivables 35,673,000\t29,299,000\t30,343,000 Inventory 4,855,000\t2,132,000\t2,349,000 Other Current Assets 13,936,000\t8,283,000\t15,085,000 Total Current Assets 128,645,000\t106,869,000\t89,378,000 Long Term Investments 194,714,000\t170,430,000\t164,065,000 Property Plant and Equipment 33,783,000\t27,010,000\t22,471,000 Goodwill 5,717,000\t5,414,000\t5,116,000 Intangible Assets 2,298,000\t3,206,000\t3,893,000 Accumulated Amortization\t-\t-\t- Other Assets 10,162,000\t8,757,000\t5,422,000 Deferred Long Term Asset Charges\t-\t-\t- Total Assets 375,319,000\t321,686,000\t290,345,000 Current Liabilities Accounts Payable 74,793,000\t59,321,000\t60,671,000 Short/Current Long Term Debt 18,473,000\t11,605,000\t10,999,000 Other Current Liabilities 7,548,000\t8,080,000\t8,940,000 Total Current Liabilities 100,814,000\t79,006,000\t80,610,000 Long Term Debt 97,207,000\t75,427,000\t53,329,000 Other Liabilities 40,415,000\t36,074,000\t33,427,000 Cash Flow All numbers in thousands Period Ending 9/30/2017\t9/24/2016\t9/26/2015 Net Income 48,351,000\t45,687,000\t53,394,000 Operating Activities, Cash Flows Provided By or Used In Depreciation 10,157,000\t10,505,000\t11,257,000 Adjustments To Net Income 10,640,000\t9,634,000\t5,353,000 Changes In Accounts Receivables -6,347,000\t476,000\t-3,318,000 Changes In Liabilities 8,838,000 -1,750,000\t15,101,000 Changes In Inventories -2,723,000\t217,000\t-238,000 Changes In Other Operating Activities -5,318,000\t1,055,000\t-283,000 Total Cash Flow From Operating Activities\t63,598,000\t65,824,000\t81,266,000 Investing Activities, Cash Flows Provided By or Used In Capital Expenditures -12,451,000\t-12,734,000\t-11,247,000 Investments -33,542,000\t-32,022,000\t-44,417,000 Other Cash flows from Investing Activities\t-453,000\t-1,221,000\t-610,000 Total Cash Flows From Investing Activities\t-46,446,000\t-45,977,000\t-56,274,000 Financing Activities, Cash Flows Provided By or Used In Dividends Paid -12,769,000\t-12,150,000\t-11,561,000 Sale Purchase of Stock -32,345,000\t-29,227,000\t-34,710,000 Net Borrowings 29,014,000\t22,057,000\t29,305,000 Other Cash Flows from Financing Activities\t-1,874,000\t-1,570,000\t-1,499,000 Total Cash Flows From Financing Activities\t-17,347,000\t-20,483,000\t-17,716,000 Effect Of Exchange Rate Changes\t-\t-\t- Change In Cash and Cash Equivalents -195,000\t-636,000\t7,276,000 Deferred Long Term Liability Charges\t2,836,000\t2,930,000\t3,624,000 Minority Interest\t-\t-\t- Negative Goodwill\t-\t-\t- Total Liabilities\t241,272,000\t193,437,000\t170,990,000 Stockholders' Equity Misc. Stocks Options Warrants\t-\t-\t- Redeemable Preferred Stock\t-\t-\t- Preferred Stock\t-\t-\t- Common Stock\t35,867,000\t31,251,000\t27,416,000 Retained Earnings\t98,330,000\t96,364,000\t92,284,000 Treasury Stock\t-\t-\t- Capital Surplus\t-\t-\t- Other Stockholder Equity\t-150,000\t634,000\t-345,000 Total Stockholder Equity\t134,047,000\t128,249,000\t119,355,000 Net Tangible Assets\t126,032,000\t119,629,000\t110,346,000