Table:
text: List of Chinese administrative divisions by GDP per capita
Rankings
Ranking of Chinese provinces by GDP per capita in main years, 1978–2010
Year_ _2010 _2009 _2008 _2005 _2000
Ningxia 17 17 19 22 21
Shanxi 18 18 14 15 18
Xinjiang 19 21 17 14 12
Hunan 20 20 22 21 20
Henan 21 19 20 18 19
Qinghai 22 22 21 23 22
Hainan 23 23 23 19 14
Jiangxi 24 25 24 24 25
Sichuan 25 24 25 25 24
Anhui 26 26 27 27 26
Guangxi 27 27 26 28 28
Tibet 28 28 28 26 29
Gansu 29 30 30 30 30
Yunnan 30 29 29 29 27
Guizhou 31 31 31 31 31

Question: Tell me the lowest 2005 for 2010 less than 21 for 2009 provincial peak seasons, 1978-2010, which is 19 from the list of China administrative divisions by GDP per capita in 2009?

Question: From the list of Chinese administrative units by provincial GDP per capita for the peak years, 1978-2010, what is the lowest year 2008 for Guizhou when 2005 is less than 31?