Construction of a Coupled Mathematical Model of Oil and Gas Risk Relying on Distributed Computing

Table 3

Survey of oil and gas imports from 2011 to 2016.

Year	Consumption	Import volume	Percentage increase (%)	External dependence (%)
2011	3.5	1.1	12.7	13.1
2012	5.4	1.4	13.5	13.6
2013	6.7	2.6	13.8	21.1
2014	7.6	5.4	14.1	23.3
2015	9.7	4.3	14.6	24.2
2016	10.3	6.3	15.1	30.0