While there are more than 600 nonprofit entities in Nevada County that champion everything from environmental stewardship to social clubs, not all play in the same league. Take the Ponderosa Pine Social Club for instance. With no reported revenue, it is a far cry from the size and scope of Hospice of the Foothills, which brought in $6.2 million of revenue in 2011 and had $4.4 million in salaries and related compensation, according to federal tax records. For nonprofits operating at the level of a Hospice of the Foothills, the clamor for resources in today’s peckish economy — and where …