| CAPROCK (Elbow) | Last Year | This Year | RELIANT (Forsan) | Last Year | This Year | ||
| September | 6,152.62 | 6,215.76 | Increase | 6,184.34 | 8,446.55 | Increase | |
| October | 4,462.87 | 4,622.66 | Increase | 8,994.92 | 7,399.91 | Decrease | |
| November | 4,587.84 | 4,731.79 | Increase | 7,730.14 | 6,181.92 | Decrease | |
| December | 5,678.34 | 6,317.73 | Increase | 5,739.67 | 7,399.91 | Increase | |
| January | 5,518.40 | 4,561.67 | |||||
| February | 6,841.89 | 7,081.98 | |||||
| March | 5,746.12 | 5,230.53 | |||||
| April | 4,149.78 | 4,751.52 | |||||
| May | 5,112.99 | 4,556.98 | |||||
| June | 3,889.51 | 5,571.87 | |||||
| July | 2,479.97 | 7,270.40 | |||||
| August | 4,036.70 | 4,708.43 |