Table: oblast_tfr_age_groups
Columns: c_w_15
oblast_age
15_to_17
18_to_19
20_to_24
25_to_29
30_to_34
35_to_39
40_to_44
45_to_49
50_to_54
55_to_59
60_to_64
65_to_69
70

Question: When 1509 is the c/w 15+ how many results of 15 to 17 are there?
SQL: SELECT COUNT("15_to_17") FROM oblast_tfr_age_groups WHERE "c_w_15" = 1509

Question: When 2275 is 70+ how many results of 40 to 44 are there?
SQL: SELECT COUNT("40_to_44") FROM oblast_tfr_age_groups WHERE "70" = 2275

Question: When pskov is oblast\age what is the result of 18 to 19?
SQL: SELECT "18_to_19" FROM oblast_tfr_age_groups WHERE "oblast_age" = 'Pskov'

Question: When 2073 is 65 to 69 how many results of  25 to 29 are there?
SQL: SELECT COUNT("25_to_29") FROM oblast_tfr_age_groups WHERE "65_to_69" = 2073

Question: When 2054 is the result of 50 to 54 what is the oblast\age?
SQL: SELECT "oblast_age" FROM oblast_tfr_age_groups WHERE "50_to_54" = 2054

Question: When voronezh is the oblast\age what is the lowest result of 65 to 69?
SQL: SELECT MIN("65_to_69") FROM oblast_tfr_age_groups WHERE "oblast_age" = 'Voronezh'