List of abbreviations: k = 1,000 M = 1,000,000 B = 1,000,000,000 T = 1,000,000,000,000 Qa = ... Qi Sx Sp Oc N Dc UDc DDc TDc QaDc QiDc SxDc SpDc OcDc NDc Vg UVg DVg TVg QaVg QiVg SxVg SpVg OcVg NVg Tg UTg DTg TTg QaTg QiTg SxTg SpTg OcTg NTg Qag UQag DQag TQag QaQag QiQag SxQag SpQag OcQag NQag Qig UQig DQig TQig QaQig QiQig SxQig SpQig OcQig NQig Sxg USxg DSxg TSxg QaSxg QiSxg SxSxg SpSxg OcSxg NSxg Spg