Education requirements and points for Immigrant to Canada

greentea

After reading Citizenship and Immigration Canada Home Website about the Education requirements and points, I am not sure how many points for the people with bachelor university degree (4years) and total 18 years of full-time or full-time equivalent study in China.
" L$ e' _7 J% y2 y- r4 k- y
7 e/ T7 j; _6 T22 or 20 points? Can you tell me?
* {3 m, }* T5 E, j& t" C

Thanks for your feedback.
7 Z  y8 d* |3 n! F3 I3 r
* ^; S% O  I2 U8 z+ {8 T- |: x????????????????????
1. You have a three-year diploma, trade certificate or apprenticeship and at least 15 years of full-time or full-time equivalent study.        22 points.
  K4 i- x: T3 O
4 B7 a4 ?4 O8 x: s) u* ]2. You have a university degree of two years or more at the bachelor’s level and at least 14 years of full-time or full-time equivalent study. 20
- G5 e* K# q3 X0 ^????????????????????