《新五代史·列传·杂传第三十七》
当这时，统治国家的，长的不过十几年，短的三四年到一二年。
当此之时，为国长者不过十馀年，短者三四年至一二年。
At that time, those who ruled the country reigned no more than a dozen or so years, and the shortest reigned for three or four years to a year or two.