Table:
|  |  | Amount Reclassified from AOCI |  |
| --- | --- | --- | --- |
|  |  | Years Ended June 30, |  |
| ($ in millions) (a) | Location of gain (loss) | 2019 | 2018 |
| Details about AOCI Components |  |  |  |
| Cash flow hedging items |  |  |  |
| Commodity contracts | Cost of sales | $5.1 | $1.8 |
| Foreign exchange contracts | Net sales | 1.0 | (1.0) |
| Forward interest rate swaps | Interest expense | 0.4 | 0.4 |
|  | Total before tax | 6.5 | 1.2 |
|  | Tax expense | (1.6) | (0.4) |
|  | Net of tax | $4.9 | $0.8 |
| Amortization of pension and other postretirement benefit plan items |  |  |  |
| Net actuarial loss | (b) | $(12.0) | $(16.4) |
| Prior service cost | (b) | 3.1 | 3.1 |
|  | Total before tax | (8.9) | (13.3) |
|  | Tax benefit | 2.1 | 4.4 |
|  | Net of tax | $(6.8) | $(8.9) |
Paragraphs:
The following is a summary of amounts reclassified from AOCI for the years ended June 30, 2019 and 2018:
(a) Amounts in parentheses indicate debits to income/loss.
(b) These AOCI components are included in the computation of net periodic benefit cost (see Note 11 for additional details).
Question:
What was the percentage change in Forward interest rate swaps in 2019 from 2018?
Answer: (0.4-0.4)/0.4 = 0