human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Average population (x 1000), Live births, Deaths, Natural change, Crude birth rate (per 1000), Crude death rate (per 1000), Natural change (per 1000)
###Question: Which Natural change has a Crude death rate (per 1000) larger than 9, and Deaths of 40 399?
gpt
SELECT Natural change FROM table WHERE Crude death rate (per 1000) > 9 AND Deaths = 40 399