SELECT T1.name ,  count(*) FROM building AS T1 JOIN institution AS T2 ON T1.building_id  =  T2.building_id GROUP BY T1.building_id
For each building, show the name of the building and the number of institutions in it.
[Schema (values) (types)]: | protein_institute |  building : building_id (text) , name (text) , street_address (text) , years_as_tallest (text) , height_feet (text) , floors (number) | Institution : institution_id (text) , institution (text) , location (text) , founded (text) , type (text) , enrollment (number) , team (number) , primary_conference (text) , building_id (text) | protein : common_name (text) , protein_name (text) , divergence_from_human_lineage (text) , accession_number (text) , sequence_length (text) , sequence_identity_to_human_protein (number) , institution_id (number);