同比的計算公式為同比=本期統(tǒng)計周期數(shù)據(jù)/去年同期統(tǒng)計周期數(shù)據(jù)*100%。同比是指本期統(tǒng)計數(shù)據(jù)與去年同期數(shù)據(jù)統(tǒng)計相比較，而環(huán)比是指本期統(tǒng)計數(shù)據(jù)與上期統(tǒng)計數(shù)據(jù)相比較...