| 2016 | ||||
| Preservative Category | Preservative Amt (lb) | Treated Wood Amt (cf) | Arsenic Amt (lb) | Copper Amt (lb) |
| Basis: | Survey | Estimate & Calculation | ||
| Arsenical | 49,670,133 | 70,608,158 | 10,897,195 | 7,839,509 |
| Non-Arsenical Copper | 45,806,851 | 473,851,043 | 0 | 40,962,980 |
| Non-metal | 380,000 | 23,541,114 | 0 | 0 |
| Totals | 95,856,985 | 568,000,314 | 10,897,195 | 48,802,489 |
| 2018 | ||||
| Preservative Category | Preservative Amt (lb) | Treated Wood Amt (cf) | Arsenic Amt (lb) | Copper Amt (lb) |
| Basis: | Survey | Estimate & Calculation | ||
| Arsenical | 49,313,732 | 70,101,519 | 10,819,004 | 7,783,258 |
| Non-Arsenical Copper | 51,032,076 | 531,842,974 | 0 | 46,307,997 |
| Non-metal | 675,000 | 41,816,453 | 0 | 0 |
| Totals | 101,020,808 | 643,760,945 | 10,819,004 | 54,091,254 |