Nantua Corporation has two divisions, Southern and Northern. The following information was taken from last year's income statement segmented by division: Total Company Southern Northern Sales Contribution margin Divisional segment margin$1,210,000 $940,000 $270,000 $5,200,000 $3,220,000 $1,980,000 $2,250,000 $1.410,000$840,000 Net operating income last year for Nantua Corporation was $520,000. In last year's income statement segmented by division, what were Nantua's total common fixed expenses