Hunting High and Low at 15 in the U.S., according to "Billboard" music charts and has sold about 1.8 million copies in the U.S. It peaked at 2 on the UK charts (re-enter at number 83 in 2015), and hit 1 in Norway. The album has been certified platinum in the United States and 3x platinum in UK. On the "Billboard" 200, "Hunting High and Low" held the record for the highest-charting album by a Norwegian artist until "Do It Again" by Norwegian duo Röyksopp and Swedish singer Robyn (which peaked at number 14). Beginning with the single "Take On Me", A-ha's debut album
High- and low-level High- and low-level High-level and low-level, as technical terms, are used to classify, describe and point to specific goals of a systematic operation; and are applied in a wide range of contexts, such as, for instance, in domains as widely varied as computer science and business administration. High-level describe those operations that are more abstract in nature; wherein the overall goals and systemic features are typically more concerned with the wider, macro system as a whole. Low-level describes more specific individual components of a systematic operation, focusing on the details of rudimentary micro functions rather than macro, complex processes. Low-level