Note: This calendar view maps the number of captures of http://www.ioc-unesco.org/index.php?option=com_oe&task=documentSearch&isAdvanced=1&searchText%5Btitle%5D=&searchText%5BdoctypeID%5D=&searchText%5Bauthor%5D=&searchText%5BstatusID%5D=&searchText%5Bdoc_code%5D=IOC+Manuals+and+guides&searchText%5BlanguageID%5D=&searchText%5Bsummarynotes%5D=&searchText%5BgroupID%5D=&searchText%5Bcreateddirection%5D=1&searchText%5Bdatecreated%5D=dd%2Fmm%2Fyy&searchText%5BdoclistID%5D=&searchText%5Bupdateddirection%5D=1&searchText%5Bdateupdated%5D=dd%2Fmm%2Fyy&Search=Search, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.