trading levels 21/5

oil 21/5-10
trading levels lows 66 highs 74,9
R3 72,3
R2 71,2
R1 70,3
N VALUE 70,55
S1 69,47 71,7
S2 68,9
S3 67,8

This is today's levels that I use

sell as close to the highest level that is possible
buy as close to the lowest level that is possible
and sometimes it gets a little trade between levels if it feels right for the moment