21. Stresses the need for systematic data collection and comprehensive studies at both the national and the international levels and the development of common methodologies and internationally defined indicators to make it possible to develop relevant and comparable figures, and encourages Governments to enhance information-sharing and data-collection capacity as a way of promoting cooperation to combat the trafficking problem;
21. 强调需要在国家和国际一级有系统地收集数据和进行全面研究，并制定共同方法和国际指标，以便能获得相关可比数字，并鼓励各国政府加强信息分享和数据收集能力，借此促进打击贩运活动问题的合作；