Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
For End of Fiscal Year(s) with as % of GDP (Treas/MW, OMB or OMB/MW) of 28 and Gross Debt in $Billions undeflated Treas. smaller than 370.9 what would be the sum of Debt Held By Public ($Billions)?

### Inputs:
table_name: table, columns: ['End of Fiscal Year', 'Gross Debt in $Billions undeflated Treas.', 'as % of GDP Low-High', 'Debt Held By Public ($Billions)', 'as % of GDP (Treas/MW, OMB or OMB/MW)', 'GDP $Billions OMB/BEA est.=MW.com']

### Response:
SELECT COUNT Debt Held By Public ($Billions) FROM table WHERE as % of GDP (Treas/MW, OMB or OMB/MW) = 28 AND Gross Debt in $Billions undeflated Treas. < 370.9