How many states have a population of less than one million people?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q35657', 'id': 0, 'label': 'state of the United States'}, {'type': 'INTERNAL', 'name_': 'Q1408', 'id': 1, 'label': 'New Jersey'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q1393', 'id': 2, 'label': 'Delaware'}], 'links': [{'name_': 'P31', 'source': 1, 'target': 0, 'label': 'instance of'}, {'name_': 'P47', 'source': 1, 'target': 2, 'label': 'shares border with'}]}