When was the women 's rugby sevens event introduced ?
As of the current 2012–13 series , the events in the series are : * Australia Sevens * Dubai Sevens * South Africa Sevens * Wellington Sevens * USA Sevens * Hong Kong Sevens , traditionally the biggest annual event in Sevens * Japan Sevens * Scotland Sevens * London Sevens * The Argentina Sevens will be added in 2013–14 .