Financial Data and Key Metrics Changes - Revenues increased by 47.7% to 39.1million,upfrom26.4 million in the previous year's fourth quarter [7] - Consolidated pretax income from continuing operations more than doubled to 14.9million,comparedto5.8 million in 2017 [7] - Consolidated income from continuing operations rose by 13.8% to 11millionor1.57 per share, compared to 9.7millionor1.40 per share in the same quarter last year [8] Business Line Data and Key Metrics Changes - Coal deliveries increased to 10 million tons in the fourth quarter, up from 9.2 million tons last year [10] - Limestone deliveries at the North American Mining division rose to 8.9 million yards from 7.9 million yards in the fourth quarter of 2017 [10] - The increase in tons delivered and recognition of 3millionfromcontractualsettlementscontributedtorevenueandpretaxincomegrowth[11]MarketDataandKeyMetricsChanges−Theeffectiveincometaxrateforthefullyearwas17.523 million in 2019, compared to 20.9millionlastyear,whilecashflowbeforefinancingactivitiesisexpectedtoincreasesignificantly[17]OtherImportantInformation−Thecompanyendedthefourthquarterwithconsolidatedcashonhandof85.3 million and debt of 11million,comparedto101.6 million in cash and 58.1millionindebtattheendof2017[18]−Approximately28,700sharesofClassAcommonstockwererepurchasedforabout1 million under the stock repurchase program [19] Q&A Session Summary Question: Clarification on MLMC pretax income increase - Management confirmed that MLMC pretax income is expected to grow year-over-year excluding special items from 2018 [22] Question: Positive developments at MLMC for 2019 - Management highlighted that fixed price contracts and anticipated strong deliveries to power plants would contribute positively to MLMC's performance in 2019 [24]