Today the accumulated statistics for the same period states this:

  Total number of hospitalizations, age group 40-49: 4281
  ...of which had one or more prior health problems: 65.5%

  Total deaths, age group 0-49 (reported as "below 50"): 121
  ...of which had one or more prior health problems: 85%

Just winging it for healthy adults in age group 40-49: 1050 hospitalizations, fewer than 19 deaths.