CREATE TABLE table_name_40 (county VARCHAR)
SELECT SUM(1956) FROM table_name_40 WHERE county = "vâlcea" AND 2011 < 371714
ปี 1956 ใดมี County of vâlcea และปี 2011 เล็กกว่า 371714
Which 1956 has a County of vâlcea, and a 2011 smaller than 371714?