Unbelievable low fee on developers per new housing unit

In Howard County, it costs 50,000 dollars to add a student seat in the school and each new house will produce 0.5 student and generates $1240. I just could not see we will be able to raise enough revenue for new schools over the development. We need tighter APFO. https://chaowu.org/2017/08/31/voice-your-concern-about-apfo/

The following figure was obtained from Facebook and could not get the source now. It is showing a striking difference:

Source: http://msa.maryland.gov/megafile/msa/speccol/sc5300/sc5339/000113/014000/014507/unrestricted/20120343e.pdf
Page 6