N/As and broken text in Concentrations section

[davelandry]

https://wad.datausa.io/profile/geo/dale-city-lake-ridge-woodbridge-puma-va#majors

• [x] When there are < 3 majors, N/As show up in the second stat (allowed?)
• [x] degree-majorss should probably be degree-majors, and then the variable will work (I remember this one happening because of an incorrect SQL statement change a long time ago)

[azapatam]

Done!