> while population has tripled (300% growth). Tripling would be 200% growth, quadrupling would be 300% growth. Therefore I wasn't sure which one you meant, and

> while population has tripled (300% growth). Tripling would be 200% growth, quadrupling would be 300% growth. Therefore I wasn't sure which one you meant, and I checked: according to [1] there was roughly a tripling from 1.5M to 4.5M between 1980 and 2020. [1] https://www.macrotrends.net/cities/23099/phoenix/population https://www.macrotrends.net/cities/23099/phoenix/population