250105 is Z leptonic  with polarisation eL_pL 
250107 is Z leptonic  with polarisation eR_pR 
250109 is Z neutrino_only  with polarisation eL_pL 
250110 is Z neutrino_only  with polarisation eL_pR 
250111 is Z neutrino_only  with polarisation eR_pR 
250112 is Z neutrino_only  with polarisation eR_pL 
250113 is Z hadronic  with polarisation eL_pL 
250115 is Z hadronic  with polarisation eR_pR