Table:
|  | Unrealized Holding Gains (Losses) Available-for-sale Securities | Minimum Pension Liability | Foreign Currency | Total |
| --- | --- | --- | --- | --- |
| Balance at March 31, 2017 | $0.3 | $(5.3) | $(9.4) | $(14.4) |
| Other comprehensive loss before reclassifications | (13.6) | (5.6) | — | (19.2) |
| Amounts reclassified from accumulated other comprehensive income (loss) | 15.2 | 0.8 | — | 16.0 |
| Net other comprehensive loss | 1.6 | (4.8) | — | (3.2) |
| Balance at March 31, 2018 | $1.9 | $(10.1) | $(9.4) | $(17.6) |
Paragraphs:
Accumulated Other Comprehensive Income
The following tables present the changes in the components of accumulated other comprehensive income (AOCI) for the years ended March 31, 2019 and 2018:
Question:
How many years did the balance Unrealized Holding Gains Available-for-sale Securities exceed $1 million?