Qatar\'s quarterly Gross domestic product (GDP) in the Q1 of 2013, at constant prices (i.e. Price inflation adjusted GDP) is estimated at 88.41 billion Qatari Riyal which shows an increase of 6.2% compared to the estimate of Q1 of 2012 at 83.23 billion Qatari Riyal. However, compared to the previous quarter Q4 of 2012 estimate of 87.07 billion Qatari Riyal, there has been a growth of 1.6%, press release by the Ministry of Development Planning and Statistics said.