<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi Janet,<div class="">The OSM API can give details about when a user created their account, and how many changesets they have contributed.</div><div class=""><a href="https://wiki.openstreetmap.org/wiki/API_v0.6#Details_of_a_user" class="">https://wiki.openstreetmap.org/wiki/API_v0.6#Details_of_a_user</a></div><div class=""><br class=""></div><div class="">While the API will tell you how many changesets a user is up to right now, it’s not easy to know how new the user was at the time they made an edit. For this reason, the next version of iD will also include the user's `changesets_count` as a tag on each changeset, to make this analysis a bit easier. </div><div class=""><br class=""></div><div class="">Thanks,</div><div class="">Bryan</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Aug 24, 2017, at 4:20 AM, Janet Chapman <<a href="mailto:j.chapman@tanzdevtrust.org" class="">j.chapman@tanzdevtrust.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Does anyone know how to analyse when mappers in a particular project(s) joined OSM? We’re interested in analysing what proportion of mappers on these projects are new to OSM<span class="Apple-converted-space"> </span><a href="http://tasks.hotosm.org/?direction=asc&page=1&search=Tanzania+Development+Trust&sort_by=priority" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">http://tasks.hotosm.org/?direction=asc&page=1&search=Tanzania+Development+Trust&sort_by=priority</a><o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Any advice appreciated, thanks.<span class="Apple-converted-space"> </span><o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><b class=""><span style="color: blue;" class="">Janet Chapman,<o:p class=""></o:p></span></b></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><span class="">Blog:<b class=""><span class="Apple-converted-space"> </span></b></span><b class=""><span lang="FR" class=""><a href="http://hiaragirlpower.blogspot.co.uk/" style="color: rgb(149, 79, 114); text-decoration: underline;" class=""><span style="color: blue;" class="">http://hiaragirlpower.blogspot.co.uk/</span></a> and <span class="Apple-converted-space"> </span><a href="http://www.crowd2map.org/" style="color: rgb(149, 79, 114); text-decoration: underline;" class=""><span style="color: blue;" class="">www.crowd2map.org</span></a><o:p class=""></o:p></span></b></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div></div><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">_______________________________________________</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">HOT mailing list</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><a href="mailto:HOT@openstreetmap.org" style="color: rgb(149, 79, 114); text-decoration: underline; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">HOT@openstreetmap.org</a><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><a href="https://lists.openstreetmap.org/listinfo/hot" style="color: rgb(149, 79, 114); text-decoration: underline; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">https://lists.openstreetmap.org/listinfo/hot</a></div></blockquote></div><br class=""></div></body></html>