Operator
Operator
Good morning. Welcome to the CEMEX First Quarter 2019 Conference Call and Webcast. My name is Richard, and I'll be your operator for today. At this time, all participants are in a listen-only mode. Later we will conduct a question-and-answer session. [Operator Instructions] Our host for today are Fernando González, Chief Executive Officer; and Maher Al-Haffar, Executive Vice President of Investor Relations, Communications and Public Affairs. And now, I will turn the conference over to your host, Fernando González. Please proceed. Fernando González: Good day to everyone, and thank you for joining us for our first quarter 2019 conference call and webcast. We will be happy to take your questions after our initial remarks. We are pleased with the 1% top line growth we achieved during the first quarter, despite important volume declines in our two most important markets, Mexico and the U.S. During the quarter, we enjoyed improved pricing performance in all our regions with favorable volume dynamics in Europe. In the U.S., ready-mix and aggregate volumes also grew despite adverse weather in part of our footprint. In addition, operating cash flow performance was bolstered by the ongoing successful implementation of our stronger CEMEX initiatives, realizing close to 1/4 of the targeted savings for this year. We were negatively impacted by lower volumes in our other regions, higher energy cost on purchased cement as well as increased raw material cost in our ready-mix business. This led to a 3% decline in our operating EBITDA and a 0.5 percentage point drop in our EBITDA margin. We expect our performance to improve in the following quarters. Our free cash flow after maintenance CapEx reached negative $337 million during the quarter. The deficit in free cash flow reflects the seasonality in our working capital needs. Average working capital days reached minus 10…