| Year | Planned Development | Uncompleted | (x) | X − X' | Ʃ(X − X')2 |
| 2011 | 58930677.41 | 11763275.18 | 0.20 | (0.18) | 0.0313 |
| 2012 | 72775416.57 | 24685394.72 | 0.34 | (0.04) | 0.0014 |
| 2013 | 103870480.54 | 61297542.27 | 0.59 | 0.21 | 0.0457 |
| 2014 | 97969841.47 | 19210520.71 | 0.20 | (0.18) | 0.0325 |
| 2015 | 99100880.24 | 38670214.07 | 0.39 | 0.01 | 0.0002 |
| 2016 | 186186008.54 | 91417432.53 | 0.49 | 0.11 | 0.0131 |
| 2017 | 216871595.89 | 107050988.74 | 0.49 | 0.12 | 0.0137 |
| 2018 | 208316467.00 | 83269340.43 | 0.40 | 0.02 | 0.0005 |
| 2019 | 130612619.73 | 34331472.71 | 0.26 | (0.11) | 0.0129 |
| 2020 | 140945659.14 | 56684737.51 | 0.40 | 0.03 | 0.0007 |
|
| 1315579646.5 | 528380918.87 | 3.76 |
| 0.15 |
| N = 10 |
| Mean (X') = 1.76/10 | 0.38 |
| Ʃ(X − X')2/10 − 1 |
|
|
|
|
| Ó2 | 0.02 |
|
|
|
|
| SD | 0.14 |
|
|
| Coefficient of Variation | SD/X'= | 0.37 | |