Sql Order by Student Grade No

I want to order my data,i have following data.

Below is my Data

• 1
• 1+
• 1-
• 2
• 2+
• 2-
• 3
• 3+
• 3-
• 4
• 4+
• 4-

I want to order Like this

• 1+
• 1
• 1-
• 2+
• 2
• 2-
• 3+
• 3
• 3-
• 4+
• 4
• 4-

I tried this

select * from RatingGrade where ScoreCardID=1   order by GradeNo

via Chebli Mohamed