Table 14. Employer costs per hour worked for employee compensation and costs as a percent of totalcompensation: Private industry health care and social assistance workers, by industry and occupational group,June 2015 SeriesTotalcompen-sationWagesandsalariesBenefit ...
Dwarfism is short stature that results from a genetic or medical condition. Dwarfism is generally defined as an adult height of 4 feet 10 inches (147 centimeters) or less. The average adult height among people with dwarfism is 4 feet (122 cm). Many different medical conditions cause dwarfism. Disproportionate dwarfism.
According to 'Tolkien Gateway', their average height is between 4-5' tall but there's no weight range guesstimates. I assume they're pretty well built and muscular, especially the 'warrior class', but I can find no weight charts. A solid healthy weight for a 5' tall human male is about 125 pounds.