WebScraper - Air Quality

[SilentWolf]

I am really lost on what the Regular Expression should look like to pull the Air Quality Index from the below URL. Can someone assist?

https://airnow.gov/index.cfm?action=...0007&submit=Go

----HSPI_WebScraper.ini----
[AirQuality]
URL=https://airnow.gov/index.cfm?action=airnow.local_city&zipcode=80007&submit=Go
RegExSearch=<Need Help>
RegExReplace=1
RefreshInterval=60
Enabled=true
Debug=true