?count	?sum	?avg
"0"^^<http://www.w3.org/2001/XMLSchema#integer>	"0"^^<http://www.w3.org/2001/XMLSchema#integer>	NULL
#EOR
?count
"0"^^<http://www.w3.org/2001/XMLSchema#integer>
#EOR
?c	?count	?sum	?avg
#EOR
