A + 比 + B + 多出 + Amount
多出 (duōchū) means "to exceed by" or "to have more than" a certain amount compared to something else. It is used to express the specific margin by which one thing surpasses another in quantity, duration, or degree. It is commonly followed by a number indicating the difference.
今年的销售额比去年多出了百分之二十。
Jīnnián de xiāoshòu'é bǐ qùnián duōchūle bǎifēnzhī èrshí.
This year's sales exceeded last year's by twenty percent.
他比我多出三年的工作经验。
Tā bǐ wǒ duōchū sān nián de gōngzuò jīngyàn.
He has three more years of work experience than I do.
这次考试她的分数多出对手十五分。
Zhè cì kǎoshì tā de fēnshù duōchū duìshǒu shíwǔ fēn.
Her score on this exam exceeded her opponent's by fifteen points.