| Estimated ∆V in MCM using integration model | Estimated ∆V in MCM using Heron method | Measured ∆V in MCM |
| 0.0000 | 0.0000 | 0.0000 |
| 864.1219 | 884.1889 | 914.5171 |
| 1753.0406 | 1762.1512 | 1850.1118 |
| 1946.1168 | 1950.4932 | 1941.5877 |
| 2043.1615 | 2032.7182 | 1786.4655 |
| 2323.1938 | 2327.4096 | 2201.2364 |
| 2526.7296 | 2532.0249 | 2582.0204 |
| 2632.3074 | 2627.4616 | 2341.8795 |
| 2964.4716 | 2952.1895 | 2480.8515 |
| 3031.2980 | 3026.3750 | 2826.7853 |
| 3118.3619 | 3112.3298 | 2730.7379 |
| 3131.7751 | 3117.2149 | 2653.7375 |
| 3219.0814 | 3221.5179 | 2936.5240 |
| 3299.8543 | 3297.6047 | 2885.6361 |
| 3347.0512 | 3347.7846 | 2956.5289 |
| 3455.1449 | 3440.2604 | 2927.7132 |
| 3455.1449 | 3449.1731 | 2937.7575 |