so the u.a.l., though, has increased, and i apologize for the typo. it's by 4.1 billion, not 4.9 billion, over the last ten years. the majority of that or nearly more than half of that is due to assumption and method changes, which are represented by the purple bars. in 2011-12, '14, and '18, those changes were all changes in the discount rate and they assumed rate of return. in 2007 and 2018, those were based on the demographic changes, the studies we do every five years. in 2018, there was a very large increase in the unfunded, and the majority of that is due to mortallity assumption changes that some of the national tables had, and at that point, we needed to include mortallity changes, as well. the net last five years, you'v actually see actuarial investments gain from 2014 to 2019. but back in 2009 to 2013, you're seeing those gold bars, those are the actuarial losses on assets mainly due to the 2008 financial market crash. >> okay. while i see -- i see the dot on the line graph, but for 2018, what was the dollar value decrease in the u.a.l.? it'