According to WBMS, global primary aluminium market was deficit in January to April 2017
The calculated market balance for primary aluminium for January to April 2017 was a deficit of 683 kt which follows a deficit of 1096 kt recorded for the whole of 2016. Demand for primary aluminium for January to April 2017 was 20.35 million tonnes 1580 kt more than the first four months of 2016. Production in January to April 2017 rose by 1295 kt compared with 2016. Total stocks held in the four exchanges in London, Shanghai, USA and Tokyo were 2059 kt at the end of April 2017 which was 266 kt below the December 2016 total. No allowance is made in the consumption calculation for large unreported stock changes especially those held in Asia.
Overall, global production rose in January to April 2017 by 7.1 per cent compared with the first four months of 2016. 
Production in the EU28 rose by 1.9 per cent and NAFTA output fell by 4.7 per cent. EU28 demand was 150 kt higher than the comparable 2016 total. Global demand rose by 8.4 per cent during January to April compared with the levels recorded one year previously.
In April 2017, primary aluminium production was 4941.8 kt and consumption was 5118.3 kt.