Study on Measuring and Evaluating the Synergy Effect of Regional Coal Mine Emergency Management in China Based on the Composite System Synergy Model

Table 4

Order degree of the CME management synergy decision-making subsystem in Henan Province.

Year	2015	2016	2017	2018	2019
Synergy among subjects	0.557	0.682	0.754	0.841	0.915
Information synergy	0.662	0.724	0.853	0.819	0.896