As much I know to qualify under FSW you should have atleast 1 year of countinuous experience in one of the NOC in list of 38.
Source
http://www.cic.gc.ca/english/immigrate/skilled/apply-who.asp
1. According to the eligibility criteria, your application is eligible for processing if:
you have an offer of arranged employment, OR
you are a foreign national who has been living legally in Canada for one year as a temporary foreign worker or an international student, OR
you are a skilled worker who has at least one year of experience in one or more of the occupations listed here.
2. If your application is eligible for processing, you must also meet the following minimum requirements to qualify as a skilled worker:
you have at least one year of continuous full-time paid work experience or the equivalent in part-time continuous employment, AND
your work experience must be Skill Type 0 (managerial occupations) or Skill Level A (professional occupations) or B (technical occupations and skilled trades) on the Canadian National Occupational Classification list, AND
you must have had this experience within the last 10 years.
3. If you meet these minimum requirements, your application will then be processed according to the six selection factors in the skilled worker points grid. The six selection factors are:
your education
your abilities in English and/or French, Canada’s two official languages
your work experience
your age
whether you have arranged employment in Canada, and
your adaptability.
Regards,
Panlak