A cikin Sitemap fayil na XML, zaku iya amfani da sifa "changefreq"(canja mitar) don nuna yawan canje-canjen da ake tsammanin akan kowane shafi a cikin Sitemap. Koyaya, mitar canjin ba abu ne mai mahimmanci ga injunan bincike ba, kuma saitin sa ya dogara da yanayin gidan yanar gizon ku. Ga wasu jagororin da zaku iya la'akari dasu:
Always
Yi amfani da wannan lokacin da kuka gaskanta ana sabunta shafin akai-akai kuma kuna son yin sigina zuwa injunan bincike don duba shi akai-akai. Koyaya, tabbatar da cewa akwai sabuntawa akai-akai akan shafin.
Hourly
Yi amfani da shafukan da aka sabunta kowace awa. Koyaya, wannan yawanci ya shafi gidajen yanar gizo masu saurin sauya abun ciki.
Daily
Wannan zaɓi ne gama gari ga yawancin gidajen yanar gizo. Yana nuna cewa an sabunta shafin akan daily tushe.
Weekly
Yi amfani da lokacin da gidan yanar gizon ku baya ɗaukaka akai-akai, amma kuna son injunan bincike don bincika sabuntawa weekly.
Monthly
Ya dace da gidajen yanar gizo tare da canje-canjen abun ciki ba safai ba, yawanci ana sabunta su akan monthly tushe.
Yearly
Yawancin lokaci ana amfani da shi don gidajen yanar gizo waɗanda ke da ƙaramin canje-canje, ana sabunta su akan tsarin shekara-shekara.
Never
Yi amfani da lokacin da ba kwa son injunan bincike don sake duba shafin.
Koyaya, yana da mahimmanci a lura cewa yayin da zaku iya amfani da "changefreq," ba duk injunan bincike ba ne suke amfani da wannan ƙimar don tantance mitar sake dubawa. Injunan bincike yawanci suna dogara da ainihin halayen gidan yanar gizon don tantance mitar sabuntawa.