“Center for Disease  Control and Prevention states the following:

• Percent of adults who have ever been diagnosed with COPD, emphysema, or chronic bronchitis: 4.4% (2025)
• Number of visits to emergency departments with COPD as the primary diagnosis: 854,000Chronic lower respiratory diseases (including asthma) deaths
  • Number of deaths: 145,643
  • Deaths per 100,000 population: 42.8
  • Cause of death rank: 5″

Center for Disease Control and Prevention – CDC (FastStats – Chronic Lower Respiratory Disease)