Note: This calendar view maps the number of captures of https://unesdoc.unesco.org/in/documentViewer.xhtml?v=2.1.196&id=p%3A%3Ausmarcdef_0000377433&file=/in/rest/annotationSVC/DownloadWatermarkedAttachment/attach_import_a8477af4-1d6a-442f-af2f-7e77b02e5c31%3F_%3D377433eng.pdf&updateUrl=updateUrl7576&ark=/ark%3A/48223/pf0000377433/PDF/377433eng.pdf.multi&fullScreen=true&locale=en, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.