·Year Wise Loco Holding
| YEARS | WDG4 | WDP4 | WDP4B | WDG4D | WDP4D | WDS6 |
| 1999-01 | 34 | --- | --- | --- | --- | --- |
| 2001-02 | 21 | 9 | --- | --- | --- | --- |
| 2002-03 | 26 | 10 | --- | --- | --- | --- |
| 2003-04 | 39 | 11 | --- | --- | --- | --- |
| 2004-05 | 59 | 14 | --- | --- | --- | --- |
| 2005-06 | 67 | 22 | --- | --- | --- | --- |
| 2006-07 | 94 | 13 | --- | --- | --- | --- |
| 2007-08 | 121 | 12 | --- | --- | --- | --- |
| 2008-09 | 149 | 9 | --- | --- | --- | --- |
| 2009-10 | 155 | 9 | --- | --- | --- | --- |
| 2010-11 | 163 | 9 | --- | --- | --- | --- |
| 2011-12 | 163 | 9 | 9 | --- | --- | --- |
| 2012-13 | 164 | 9 | 9 | --- | --- | --- |
| 2013-14 | 161 | 12 | 8 | --- | --- | --- |
| 2014-15 | 165 | 12 | 8 | --- | --- | --- |
| 2015-16 | 158 | 17 | 13 | 10 | | --- |
| 2016-17 | 158 | 17 | 13 | 13 | 10 | --- |
| 2017-18 | 156 | 17 | 13 | 13 | 10 | --- |
| 2018-19 | 151 | 8 | 22 | 13 | 10 | --- |
| 2019-20 | 140 | 8 | 22 | 13 | 18 | --- |
| 2020-21 | 134 | 9 | 21 | 13 | 18 | --- |
| 2021-22 (Jun-21) | 151 | 9 | 21 | 40 | 18 | 2 |
· Average EKM, GTKM, LUBE/100EKM figures from April – 1999
| Years | Average EKM Loco/Month in Units | AverageGTKM /Loco/ Month in Units | Lube/100EKM | Outage only MAC Locos |
| MAC | PAC | MAC | PAC | MAC | PAC | Target | Actual |
| 1999-2000 | 8074 | --- | 25860325 | --- | 3.54 | -- | 12.10 | 11.80 |
| 2000-2001 | 9804 | --- | 28285052 | --- | 2.99 | -- | 17.90 | 17.60 |
| 2001-2002 | 10292 | 17005 | 29096236 | 19584568 | 2.95 | 2.08 | 18.80 | 19.20 |
| 2002-2003 | 10542 | 18506 | 29525669 | 19398121 | 3.14 | 1.94 | 20.70 | 21.50 |
| 2003-2004 | 10215 | 19156 | 27681437 | 21230768 | 2.98 | 2.00 | 34.97 | 36.55 |
| 2004-2005 | 10136 | 18011 | 26822789 | 19795106 | 2.99 | 2.13 | 53.27 | 53.96 |
| 2005-2006 | 9893 | 21120 | 25071713 | 22505233 | 3.40 | 2.43 | 60.49 | 62.28 |
| 2006-2007 | 9514 | 23010 | 22019952 | 25048854 | 3.06 | 1.88 | 80.90 | 84.61 |
| 2007-2008 | 8621 | 22504 | 19312973 | 24769804 | 3.54 | 2.32 | 105.09 | 108.35 |
| 2008-2009 | 8310 | 20151 | 17460490 | 23723206 | 3.42 | 2.16 | 128.60 | 129.09 |
| 2009-2010 | 8028 | 18771 | 18246113 | 22679167 | 3.62 | 2.41 | 136.12 | 138.28 |
| 2010-2011 | 8882 | 18718 | 18521522 | 22586552 | 3.23 | 2.51 | 142.42 | 144.71 |
| 2011-2012 | 9752 | 20199 | 18895009 | 26644272 | 3.04 | 2.56 | 143.55 | 146.17 |
| 2012-2013 | 9703 | 22223 | 17719167 | 30984450 | 3.19 | 3.02 | 143.72 | 147.17 |
| 2013-2014 | 9367 | 20317 | 16529626 | 27755991 | 3.14 | 3.08 | 143.74 | 145.72 |
| 2014-2015 | 9227 | 19747 | 15990068 | 26725675 | 3.06 | 3.15 | 142.38 | 144.56 |
| 2015-2016 | 9100 | 18715 | 14321458 | 26292904 | 3.14 | 2.88 | 140.89 | 144.68 |
| 2016-2017 | 9006 | 17515 | 14454497 | 24739031 | 3.33 | 2.97 | 146.35 | 148.45 |
| 2017-2018 | 8411 | 17026 | 14600047 | 23788461 | 3.52 | 2.73 | 144.72 | 146.10 |
| 2018-2019 | 7707 | 14125 | 13948531 | 18789937 | 3.19 | 2.61 | 148.09 | 148.74 |
| 2019-2020 | 7491 | 13573 | 13083638 | 15734022 | 4.09 | 1.78 | 133.73 | 136.15 |
| 2020-2021 | 5734 | 4515 | 8111561 | 4754450 | 3.80 | 1.47 | 124.10 | 129.51 |
| 2021-2022 | 5842 | 7266 | 7954344 | 7972766 | 3.64 | 1.42 | 148.80 | 161.95 |
