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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>I must be thick, but I can't get my head around this in QGIS<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Data<o:p></o:p></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width=139 style='width:104.0pt;margin-left:-.75pt;border-collapse:collapse'><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>stationid_<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>obs_date<o:p></o:p></span></p></td></tr><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>BK21<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal align=right style='text-align:right'><span style='color:black;mso-fareast-language:EN-AU'>28/03/2016<o:p></o:p></span></p></td></tr><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>BK21<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal align=right style='text-align:right'><span style='color:black;mso-fareast-language:EN-AU'>29/03/2016<o:p></o:p></span></p></td></tr><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>BK21<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal align=right style='text-align:right'><span style='color:black;mso-fareast-language:EN-AU'>30/03/2016<o:p></o:p></span></p></td></tr><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>BL22<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal align=right style='text-align:right'><span style='color:black;mso-fareast-language:EN-AU'>28/03/2016<o:p></o:p></span></p></td></tr><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>BL22<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal align=right style='text-align:right'><span style='color:black;mso-fareast-language:EN-AU'>29/03/2016<o:p></o:p></span></p></td></tr><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>BL22<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal align=right style='text-align:right'><span style='color:black;mso-fareast-language:EN-AU'>30/03/2016<o:p></o:p></span></p></td></tr><tr style='height:15.0pt'><td width=64 nowrap valign=bottom style='width:48.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal><span style='color:black;mso-fareast-language:EN-AU'>BL22<o:p></o:p></span></p></td><td width=75 nowrap valign=bottom style='width:56.0pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.0pt'><p class=MsoNormal align=right style='text-align:right'><span style='color:black;mso-fareast-language:EN-AU'>31/03/2016<o:p></o:p></span></p></td></tr></table><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>How do I select the Maximum date for each station ID?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The data will be coming from a GEOJSON feed but I can also pull it as a shape file if needs be<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'>Cheers - Phil<o:p></o:p></span></p></div></body></html>