{'economic growth': [0, 0, 3, 5], 'sustained increase': [0, 0, 0, 1], 'national income': [0, 2, 2, 4], 'capita income': [0, 1, 3, 4], 'constant prices': [0, 1, 1, 3], 'increase': [3, 1, 10, 35], 'sign': [0, 0, 0, 1], 'current prices': [0, 1, 0, 2], 'population': [3, 1, 2, 1]}