Drillships Market Size and Forecasts (2021 - 2031), Global and Regional Share, Trends, and Growth Opportunity Analysis Report Coverage: By Water Depth (Less than 3,000 feet, 3,000 - 5,000 feet, 5,000 - 10,000 feet, More than 10,000 feet); Application (Shallow Water, Deep Water, Ultra-deepwater) , and Geography (North America, Europe, Asia Pacific, and South and Central America)