4.7%, that's considered full employment. >> melissa: do we read from the construction numbers in terms of optimism or -- >> it was a warmer month, so they are gearing for projects. i think it also has to do with expectations of the business community. as this is in general are feeling pretty confident about things. they're feeling confident about tax cuts, regulations. that is inspiring them to hire and higher and a more aggressive rate. >> melissa: one optimistic sign was wages, 2.8%. that is it something that been lagging. >> also the labor participation rate. the highest level since march of 2015. a couple of years ago, people are saying on the couch saying i don't think i'm going to look a job. now we are seeing people actually get up off the couch,