Succession of power in China

Columns: Hanzi | Name | Year of birth | K | Office ( s )
丁薛祥 | Ding Xuexiang | 1962 | - | Director of the General Office | 王晨 | Wang Chen | 1950 | - | Vice Chairman of the Standing Committee of the National People 's Congress | 刘鹤 | Liu He | 1952 | - | Vice Premier of the State Council | 许其亮 | Xu Qiliang | 1950 | § | Vice Chairman of the Central Military Commission | 孙春兰 | Sun Chunlan | 1950 | ♀ | Vice Premier of the State Council | 李希 | Li Xi | 1956 | - | Party Secretary of Guangdong | 李强 | Li Qiang | 1959 | - | Party Secretary of Shanghai

Example questions:
What is the year of birth of the succession of power in China leader who is an economist by trade ? | What is the year of birth of the succession of power in China leader who was the son of Chinese Communist veteran Xi Zhongxun ? | What is the year of birth of the succession of power in China leader who served as the Communist Party Secretary of Qinghai ? | What is the year of birth of the succession of power in China leader who began his political career in rural regions of his native Hebei province ?

Answers:
1955 | 1953 | 1957 | 1950