An Empirical Study of Hybrid DEA and Grey System Theory on Analyzing Performance: A Case from Indian Mining Industry

Table 9

Future scores and rankings of Indian mining companies.

Year	2015		2016		2017		2018
DMUs	Score	Rank	Score	Rank	Score	Rank	Score	Rank
DMU1	0.229972135	15	0.213906606	17	0.194115582	16	0.16885867	15
DMU2	1	10	1	8	1	7	1	8
DMU3	0.091149209	18	0.065455222	20	0.04547795	20	0.058719106	18
DMU4	0.310139476	14	0.283446393	15	0.24829818	14	0.207261952	14
DMU5	1	10	1	8	1	7	1	8
DMU6	1.706458481	2	1.5043684	2	1.405519183	2	1.376640904	2
DMU7	1.11595166	5	0.366177711	13	0.308945554	12	1.036782468	7
DMU8	1.15220434	3	1.223512939	3	1.205320998	5	1.164404419	5
DMU9	1.04140483	8	1.114485601	5	1.206617814	4	1.288194472	4
DMU10	1.133620135	4	1.076409889	6	0.02375703	21	0.012712324	21
DMU11	1.107899893	6	1.20380724	4	1.263214488	3	1.293168383	3
DMU12	0.047504052	20	0.025649868	22	0.072401558	18	0.058719106	17
DMU13	0.131526256	17	0.085196414	19	0.050240732	19	0.030354919	19
DMU14	1.02542509	9	1.037274478	7	1.062498136	6	1.092104258	6
DMU15	0.02226702	22	0.02306484	23	0.01248637	23	0.011367331	23
DMU16	0.199700493	16	0.239275087	16	0.263227147	13	0.293008055	13
DMU17	1.934646173	1	2.120759681	1	2.286584498	1	2.429443651	1
DMU18	0.040603593	21	0.029652426	21	0.01865052	22	0.012372634	22
DMU19	0.059686158	19	0.12894573	18	0.118590775	17	0.014157442	20
DMU20	1	10	1	8	1	7	1	8
DMU21	1.098633465	7	0.320449656	14	0.206757982	15	0.131634947	16
DMU22	1	10	0.999085759	11	1	7	1	8
DMU23	0.01187598	23	0.997461493	12	1	7	0.997033889	12